[PT032ADK], Patent Application, Thomas Alva Edison, April 13th, 1892

https://edisondigital.rutgers.edu/document/PT032ADK

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Title

[PT032ADK], Patent Application, Thomas Alva Edison, April 13th, 1892

Date

1892-04-13

Decade

1890-1899

Folder/Volume ID

PT032ADK-F

Microfilm ID

115:157

Document ID

PT032ADK

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
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