Letter from U.S. Patent Office, Henry Clark Townsend, Ellis Spear to Thomas Alva Edison, March 26th, 1878

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Author(s)

U.S. Patent Office
Townsend, Henry Clark
Spear, Ellis
Recipient(s)
Edison, Thomas Alva
Others Mentioned
Gray, Elisha
Berliner, Emile
Holcombe, Alfred G
Bell, Alexander Graham
Dolbear, Amos Emerson
Richmond, George B

Subject(s)

Telephone
Patent interference

Dated

1878-03-26 (1878)

Associated Images

5

Identifier

TI2031A (legacy)

Rights

Thomas Edison National Historical Park

Publisher

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

Citation

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