[PT032ACV], Patent Application, Thomas Alva Edison, February 4th, 1891
https://edisondigital.rutgers.edu/document/PT032ACV
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Title
[PT032ACV], Patent Application, Thomas Alva Edison, February 4th, 1891
Author
Date
1891-02-04
Type
Folder/Volume ID
PT032ACV-F
Microfilm ID
114:1100
Document ID
PT032ACV
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University