[D8370ZDR], Patent Application, Thomas Alva Edison, 1883

Item

Abstract

Signed patent application Case 141B (speaking telegraph).

Date

1883-00-00

Decade

1880-1889

Subject

Identifier

D8370ZDR

Folder Set

D8370

Title

[D8370ZDR], Patent Application, Thomas Alva Edison, 1883

Microfilm ID

70:1067

Publisher

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

Item sets