[D7929ZER], Letter from U.S. Patent Office. Commissioner to Lemuel Wright Serrell, Thomas Alva Edison, October 10th, 1879

Item

Abstract

Rejects argument that receiver and transmitter are necessary to make one operative. Not patentable together.

Date

1879-10-10

Decade

1870-1879

Type

Identifier

D7929ZER

Folder Set

D7929

Title

[D7929ZER], Letter from U.S. Patent Office. Commissioner to Lemuel Wright Serrell, Thomas Alva Edison, October 10th, 1879

Microfilm ID

51:575

Publisher

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

Item sets