Letter from U.S. Patent Office. Commissioner, Zenas Fisk Wilber to Munn & Co, Thomas Alva Edison, May 3rd, 1873

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Author(s)

U.S. Patent Office. Commissioner
Wilber, Zenas Fisk
Recipient(s)
Munn & Co
Edison, Thomas Alva
Others Mentioned

Subject(s)

Multiple telegraphy (duplex, quadruplex)
Patent application

Dated

1873-05-03 (1873)

Associated Images

2

Identifier

QCC02148A (legacy)

Rights

Thomas Edison National Historical Park

Publisher

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

Citation

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