Items

Items

• 

  [PT021012], Patent Application, Thomas Alva Edison, October 8th, 1881

  1881-10-08
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  [PT021020], Patent Application, Thomas Alva Edison, October 4th, 1881

  1881-10-04
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  [PT021034], Patent Application, Thomas Alva Edison, November 11th, 1881

  1881-11-11
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  [PT021062], Patent Application, Thomas Alva Edison, November 28th, 1881

  1881-11-28
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  [PT021066], Patent Application, Thomas Alva Edison, November 28th, 1881

  1881-11-28
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  [PT021074], Patent Application, Thomas Alva Edison, November 28th, 1881

  1881-11-28
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  [PT021082], Patent Application, Thomas Alva Edison, November 29th, 1881

  1881-11-29
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  [PT021100], Patent Application, Thomas Alva Edison, August 7th, 1882

  1882-08-07
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  [PT021102], Patent Application, Thomas Alva Edison, December 9th, 1881

  1881-12-09
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  [PT021114], Patent Application, Thomas Alva Edison, August 7th, 1882

  1882-08-07
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  [PT021150], Patent Application, Thomas Alva Edison, August 7th, 1882

  1882-08-07
• 

  [PT021154], Patent Application, Thomas Alva Edison, May 20th, 1882

  1882-05-20
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  [PT021156], Patent Application, Thomas Alva Edison, August 7th, 1882

  1882-08-07
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  [PT021168], Patent Application, Thomas Alva Edison, August 7th, 1882

  1882-08-07
• 

  [PT021190], Patent Application, Thomas Alva Edison, June 26th, 1882

  1882-06-26
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  [PT021200], Patent Application, Thomas Alva Edison, August 7th, 1882

  1882-08-07
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  [PT021206], Patent Application, Thomas Alva Edison, August 7th, 1882

  1882-08-07
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  [PT021208], Patent Application, Thomas Alva Edison, August 7th, 1882

  1882-08-07
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  [PT021212], Patent Application, Thomas Alva Edison, August 7th, 1882

  1882-08-07
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  [PT021218], Patent Application, Thomas Alva Edison, August 7th, 1882

  1882-08-07
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  [PT021250], Patent Application, Thomas Alva Edison, August 1882

  1882-08-00
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  [PT021262], Patent Application, Thomas Alva Edison, June 26th, 1882

  1882-06-26
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  [PT021264], Patent Application, Thomas Alva Edison, June 26th, 1882

  1882-06-26
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  [PT021266], Patent Application, Thomas Alva Edison, June 26th, 1882

  1882-06-26
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  [PT021268], Patent Application, Thomas Alva Edison, June 26th, 1882

  1882-06-26
• 

  [PT021274], Patent Application, Thomas Alva Edison, August 14th, 1882

  1882-08-14
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  [PT021280], Patent Application, Thomas Alva Edison, August 14th, 1882

  1882-08-14
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  [PT021300], Patent Application, Thomas Alva Edison, August 14th, 1882

  1882-08-14
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  [PT021320], Patent Application, Thomas Alva Edison, September 22nd, 1882

  1882-09-22
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  [PT021328], Patent Application, Thomas Alva Edison, September 13th, 1882

  1882-09-13
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  [PT021332], Patent Application, Thomas Alva Edison, September 22nd, 1882

  1882-09-22
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  [PT021336], Patent Application, Thomas Alva Edison, September 22nd, 1882

  1882-09-22
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  [PT021338], Patent Application, Thomas Alva Edison, January 15th, 1883

  1883-01-15
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  [PT021340], Patent Application, Thomas Alva Edison, January 15th, 1883

  1883-01-15
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  [PT021358], Patent Application, Thomas Alva Edison, October 17th, 1882

  1882-10-17
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  [PT021360], Patent Application, Thomas Alva Edison, October 20th, 1882

  1882-10-20
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  [PT021378], Patent Application, Thomas Alva Edison, October 20th, 1882

  1882-10-20
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  [PT021390], Patent Application, Thomas Alva Edison, November 9th, 1882

  1882-11-09
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  [PT021392], Patent Application, Thomas Alva Edison, November 9th, 1882

  1882-11-09
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  [PT022008], Patent Application, Thomas Alva Edison, November 23rd, 1882

  1882-11-23
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  [PT022018], Patent Application, Thomas Alva Edison, December 8th, 1882

  1882-12-08
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  [PT022028], Patent Application, Thomas Alva Edison, December 8th, 1882

  1882-12-08
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  [PT022032], Patent Application, Thomas Alva Edison, January 13th, 1883

  1883-01-13
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  [PT022034], Patent Application, Thomas Alva Edison, January 8th, 1883

  1883-01-08
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  [PT022036], Patent Application, Thomas Alva Edison, January 15th, 1883

  1883-01-15
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  [PT022044], Patent Application, Thomas Alva Edison, January 8th, 1883

  1883-01-08
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  [PT022060], Patent Application, Thomas Alva Edison, January 18th, 1883

  1883-01-18
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  [PT022076], Patent Application, Thomas Alva Edison, March 16th, 1883

  1883-03-16
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  [PT022154], Patent Application, Thomas Alva Edison, April 17th, 1883

  1883-04-17
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  [PT022166], Patent Application, Thomas Alva Edison, April 23rd, 1883

  1883-04-23
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  [PT022210], Patent Application, Thomas Alva Edison, June 29th, 1883

  1883-06-29
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  [PT022232], Patent Application, Thomas Alva Edison, June 29th, 1883

  1883-06-29
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  [PT022262], Patent Application, Thomas Alva Edison, October 10th, 1883

  1883-10-10
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  [PT022266], Patent Application, Thomas Alva Edison, April 17th, 1883

  1883-04-17
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  [PT022274], Patent Application, Thomas Alva Edison, October 10th, 1883

  1883-10-10
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  [PT022296], Patent Application, Thomas Alva Edison, December 12th, 1883

  1883-12-12
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  [PT022306], Patent Application, Thomas Alva Edison, January 24th, 1884

  1884-01-24
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  [PT022312], Patent Application, Thomas Alva Edison, January 24th, 1884

  1884-01-24
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  [PT022314], Patent Application, Thomas Alva Edison, April 5th, 1884

  1884-04-05
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  [PT022320], Patent Application, Thomas Alva Edison, April 5th, 1884

  1884-04-05
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  [PT023] Patent Application, c. 1879

  1879-00-00
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  [PT023A], Patent Application, Thomas Alva Edison, December 18th, 1883

  1883-12-18
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  [PT032AAA], Patent Application, Thomas Alva Edison, October 26th, 1886

  1886-10-26
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  [PT032AAB], Patent Application, Thomas Alva Edison, February 7th, 1887

  1887-02-07
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  [PT032AAC], Patent Application, Thomas Alva Edison, May 24th, 1887

  1887-05-24
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  [PT032AAD], Patent Application, Thomas Alva Edison, May 24th, 1887

  1887-05-24
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  [PT032AAE], Patent Application, Thomas Alva Edison, May 24th, 1887

  1887-05-24
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  [PT032AAE3], Patent Application, Thomas Alva Edison, June 14th, 1887

  1887-06-14
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  [PT032AAF], Patent Application, Thomas Alva Edison, July 2nd, 1887

  1887-07-02
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  [PT032AAG], Patent Application, Thomas Alva Edison, July 27th, 1887

  1887-07-27
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  [PT032AAH], Patent Application, Thomas Alva Edison, August 9th, 1887

  1887-08-09
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  [PT032AAI], Patent Application, Thomas Alva Edison, September 13th, 1887

  1887-09-13
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  [PT032AAJ], Patent Application, Thomas Alva Edison, October 13th, 1887

  1887-10-13
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  [PT032AAK], Patent Application, Thomas Alva Edison, October 14th, 1887

  1887-10-14
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  [PT032AAL], Patent Application, Thomas Alva Edison, October 25th, 1887

  1887-10-25
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  [PT032AAM], Patent Application, Thomas Alva Edison, November 29th, 1887

  1887-11-29
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  [PT032AAN], Patent Application, Thomas Alva Edison, November 29th, 1887

  1887-11-29
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  [PT032AAO], Patent Application, Thomas Alva Edison, December 20th, 1887

  1887-12-20
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  [PT032AAP], Patent Application, Thomas Alva Edison, January 9th, 1888

  1888-01-09
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  [PT032AAR], Patent Application, Thomas Alva Edison, January 21st, 1888

  1888-01-21
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  [PT032AAS], Patent Application, Thomas Alva Edison, January 24th, 1888

  1888-01-24
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  [PT032AAT], Patent Application, Thomas Alva Edison, February 10th, 1889

  1889-02-10
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  [PT032AAU], Patent Application, Thomas Alva Edison, February 20th, 1888

  1888-02-20
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  [PT032AAV], Patent Application, Thomas Alva Edison, February 27th, 1888

  1888-02-27
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  [PT032AAW], Patent Application, Thomas Alva Edison, March 3rd, 1888

  1888-03-03
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  [PT032AAX], Patent Application, Thomas Alva Edison, May 14th, 1888

  1888-05-14
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  [PT032AAY], Patent Application, Thomas Alva Edison, May 22nd, 1888

  1888-05-22
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  [PT032AAZ], Patent Application, Thomas Alva Edison, May 26th, 1888

  1888-05-26
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  [PT032ABA], Patent Application, Thomas Alva Edison, May 29th, 1888

  1888-05-29
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  [PT032ABB], Patent Application, Thomas Alva Edison, June 30th, 1888

  1888-06-30
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  [PT032ABC], Patent Application, Thomas Alva Edison, July 27th, 1888

  1888-07-27
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  [PT032ABD], Patent Application, Thomas Alva Edison, July 1888

  1888-07-00
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  [PT032ABE], Patent Application, Thomas Alva Edison, September 12th, 1888

  1888-09-12
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  [PT032ABF], Patent Application, Thomas Alva Edison, September 17th, 1888

  1888-09-17
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  [PT032ABG], Patent Application, Thomas Alva Edison, September 19th, 1888

  1888-09-19
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  [PT032ABH], Patent Application, Thomas Alva Edison, September 29th, 1888

  1888-09-29
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  [PT032ABI], Patent Application, Thomas Alva Edison, September 29th, 1888

  1888-09-29
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  [PT032ABJ], Patent Application, Thomas Alva Edison, October 15th, 1888

  1888-10-15
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  [PT032ABK], Patent Application, Thomas Alva Edison, January 10th, 1889

  1889-01-10
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  [PT032ABL], Patent Application, Thomas Alva Edison, January 10th, 1889

  1889-01-10