[QP009-F]

https://edisondigital.rutgers.edu/folder/QP009-F

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Part Of: Litigation Series -- Phonograph Cases

[QP009-F] Edison v. Lambert

This Patent Office interference proceeding involved Edison's patent application for a process of duplicating phonograms, subsequently granted as U.S. Patent 713,209. The printed record of the proceeding was introduced as evidence in National Phonograph Company v. Lambert Company. Edison's side of the case has been selected.

Courtesy of Thomas Edison National Historical Park.

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