Patent Application, Thomas Alva Edison, December 4th, 1909

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Author(s)

Edison, Thomas Alva
Recipient(s)
Others Mentioned
Dyer, Frank Lewis
Klehm, Anna R
Smith, Dyer

Subject(s)

Disc phonograph
Cylinder recording & reproducing apparatus

Dated

1909-12-04 (1909)

Associated Images

Identifier

PT032AJH (legacy)

Rights

Thomas Edison National Historical Park

Publisher

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

Citation

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