[PT032ACD], Patent Application, Thomas Alva Edison, May 6th, 1890
https://edisondigital.rutgers.edu/document/PT032ACD
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Title
[PT032ACD], Patent Application, Thomas Alva Edison, May 6th, 1890
Author
Date
1890-05-06
Type
Folder/Volume ID
PT032ACD-F
Microfilm ID
114:803
Document ID
PT032ACD
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University