[PT014AAE], Letter from U.S. Patent Office. Commissioner to Dyer and Seely, Thomas Alva Edison, February 16th, 1886

Item

Abstract

Acknowledge the receipt of petition, specification, and drawing of alleged improvement in railway signalling apparatus.

Date

1886-02-16

Decade

1880-1889

Type

Identifier

PT014AAE

Folder Set

PT014

Title

[PT014AAE], Letter from U.S. Patent Office. Commissioner to Dyer and Seely, Thomas Alva Edison, February 16th, 1886

Microfilm ID

45:566

Publisher

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