[PT032ACH], Patent Application, Thomas Alva Edison, August 9th, 1890
https://edisondigital.rutgers.edu/document/PT032ACH
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Title
[PT032ACH], Patent Application, Thomas Alva Edison, August 9th, 1890
Author
Date
1890-08-09
Type
Folder/Volume ID
PT032ACH-F
Microfilm ID
114:833
Document ID
PT032ACH
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University