[PT007A037], Patent Caveat, Thomas Alva Edison, January 20th, 1876

https://edisondigital.rutgers.edu/document/PT007A037

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Title

[PT007A037], Patent Caveat, Thomas Alva Edison, January 20th, 1876

Author

Edison, Thomas Alva

Date

1876-01-20

Type

Patent Caveat

Subject

Multiple telegraphy (duplex, quadruplex)
Acoustic telegraphy

Folder/Volume ID

PT007A-F

Microfilm ID

8:795

Document ID

PT007A037

URL

https://edisondigital.rutgers.edu/document/PT007A037

Rights

Thomas Edison National Historical Park

Publisher

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

Has Version

Archive.org Viewer, Microfilm Series Reel 8

Item sets

[PT007A-F] Tissue Copy Book (1876)
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