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

https://edisondigital.rutgers.edu/document/PT022314

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Title

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

Editor's Notes

Case 616. Patent App summary; see WP file. Carbon filament with reflective coating. Also claims process of applying such a coating, as of silicon, by voltatilizing it in a vacuum in presence of the filament.

Date

1884-04-05

Decade

1880-1889

Folder/Volume ID

PT022-F

Microfilm ID

45:815

Document ID

PT022314

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
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