Legal Testimony, Thomas Alva Edison, July 23rd, 1909

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Author(s)

Edison, Thomas Alva
Recipient(s)
Others Mentioned
Smith, Richard Bartholomew
Klehm, Anna R
Ott, Frederick Paul
Blackman Talking Machine Co
National Phonograph Co
American Graphophone Co
U.S. Circuit Court. Southern N.Y.
Edison Phonograph Works

Subject(s)

Research and development
Cylinder record and duplicating technology
Cylinder recording & reproducing apparatus

Dated

1909-07-23 (1909)

Associated Images

Identifier

QP022AAA (legacy)

Rights

Thomas Edison National Historical Park

Publisher

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

Citation

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