[NM018AAT], Technical Note, Thomas Alva Edison, August 21st, 1883

Item

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Title

[NM018AAT], Technical Note, Thomas Alva Edison, August 21st, 1883

Editor's Notes

Draft patent for pure and uniform lamp filament formed by putting lots of gum tragacanth into tissue paper or similar carbohydrate, then placing multiple sheets together and drying under straing and pressure. Cut blanks from this. 3 claims. SEE US PAT. 470,922

Mentions

Date

1883-08-21

Decade

1880-1889

Identifier

NM018AAT

Folder Set

NM018-F

Microfilm ID

44:582

Publisher

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

Item sets