[PT020034], Patent Application, Thomas Alva Edison, July 7th, 1879

Item

Date

1879-07-07

Decade

1870-1879

Identifier

PT020034

Folder Set

PT020

Title

[PT020034], Patent Application, Thomas Alva Edison, July 7th, 1879

Microfilm ID

45:701

Publisher

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