[MBP011], Patent Application, Thomas Alva Edison, July 31st, 1877
https://edisondigital.rutgers.edu/document/MBP011
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Title
[MBP011], Patent Application, Thomas Alva Edison, July 31st, 1877
Editor's Notes
Brit. Prov. Spec. for phonograph as "Improvment in Instruments for Transmitting, Recording, and Receiving Telegraphic Messages"
Author
Date
1877-07-31
Type
Folder/Volume ID
MBP-F
Microfilm ID
92:76
Document ID
MBP011
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University