[D8370ZDE], Patent Application, Thomas Alva Edison, Sigmund Bergmann, November 13th, 1883

Item

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Title

[D8370ZDE], Patent Application, Thomas Alva Edison, Sigmund Bergmann, November 13th, 1883

Editor's Notes

TAE and Bergmann telephone improvements patent. Listing of the claims for this patent application. There are 7 claims written in this document.

URL

https://edisondigital.rutgers.edu/document/D8370ZDE

Author

Bergmann, Sigmund
Edison, Thomas Alva

Date

1883-11-13

Decade

1880-1889

Type

Patent Application

Subject

Patent application
Telephone

Identifier

D8370ZDE

Folder Set

D8370-F

Microfilm ID

70:1048

Rights

Thomas Edison National Historical Park

Publisher

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

Item sets

(D-83-70) Patents