[D8370Q], Patent Application, Edward Hibberd Johnson, January 24th, 1883

Item

Abstract

Patent application for thermo-electric telephone transmitter.

Date

1883-01-24

Decade

1880-1889

Identifier

D8370Q

Folder Set

D8370

Title

[D8370Q], Patent Application, Edward Hibberd Johnson, January 24th, 1883

Microfilm ID

70:934

Publisher

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

Item sets