Items
Items
Relation is exactly
U.S. Patent Office. Examiner
-
[PT5057B], Legal Testimony, Frank Lewis Dyer, Thomas Alva Edison, September 21st, 1916
1916-09-21 -
[PT5057C], Legal Decision, U.S. Patent Office. Examiners-in-Chief, January 13th, 1917
1917-01-13 -
[PT5062B], Legal Testimony, Frank Lewis Dyer, November 6th, 1915
1915-11-06 -
[PT5062C], Legal Decision, U.S. Patent Office. Examiners-in-Chief, January 6th, 1916
1916-01-06 -
[PT5086B], Legal Testimony, Thomas Alva Edison, Dyer and Holden, July 17th, 1917
1917-07-17 -
[PT5086E], Legal Decision, Francis Warfield Herrick Clay, U.S. Patent Office. Commissioner, September 24th, 1918
1918-09-24 -
[PT5086F], Letter from William Abbott Hardy to Thomas Alva Edison, April 10th, 1917
1917-04-10 -
[PT5115C], Letter from Thomas Alva Edison to William Abbott Hardy, 1919
1919-00-00