[D7309-F] (D-73-09) Telegraph -- Patents
Item set
Title
[D7309-F] (D-73-09) Telegraph -- Patents
Description
This folder contains documents relating to patent applications and other patent matters. Among the items for 1873 are letters from Lemuel W. Serrell, Edison's patent attorney, and technical notes pertaining to patent applications for duplex telegraph apparatus. Most of these notes relate to the abandoned patent applications in the Patent Series.
All of the documents have been selected.
Identifier
D7309-F
uri
https://edisondigital.rutgers.edu/folder/D7309-F
Type
Document File
Rights
Courtesy of Thomas Edison National Historical Park.
Is Part Of
Document File Series -- 1873
Alternative Title
(D-73-09) Telegraph -- Patents