[PT5052], Patent Application, Thomas Alva Edison, May 20th, 1912
https://edisondigital.rutgers.edu/document/PT5052
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Title
[PT5052], Patent Application, Thomas Alva Edison, May 20th, 1912
Author
Date
1912-05-20
Type
Folder/Volume ID
PT5052-F
Microfilm ID
245:765
Document ID
PT5052
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University