[PT032ADT], Patent Application, Thomas Alva Edison, March 15th, 1893
https://edisondigital.rutgers.edu/document/PT032ADT
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Title
[PT032ADT], Patent Application, Thomas Alva Edison, March 15th, 1893
Author
Date
1893-03-15
Type
Subject
Folder/Volume ID
PT032ADT-F
Microfilm ID
115:331
Document ID
PT032ADT
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University