Patent Caveat, Thomas Alva Edison, August 7th, 1874

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Author(s)

Edison, Thomas Alva
Recipient(s)
Others Mentioned
Smith, Charles H
Pinckney, George T
Marble, Edgar Martin

Subject(s)

Multiple telegraphy (duplex, quadruplex)

Dated

1874-08-07 (1874)

Associated Images

20

Identifier

W100DAB163 (legacy)

Rights

National Archives

Publisher

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

Citation

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