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Gramophone: specification forming part of Letters Patent No. 372,786, dated 1887 November 8

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Summary

Diagram and specifications.

Original application filed May 4, 1887, Serial No. 237,060. Divided and this application filed September 26, 1887. Serial No. 250,721.

Patent detailing Emile Berliner's "useful improvements in Gramophones: instead of moving the recording stylus at right angles to and against the record surface, I cause the same to move under the influence of sound-waves..."

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patents phonograph sound recording and reproducing patent emile berliner collection 1871 1965 series 11 patents 1879 1909 emile berliner collection 1871 1965 emile berliner and the birth of the recording industry motion picture broadcasting and recorded sound division emile berliner letters patent ultra high resolution high resolution diagram
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Date

01/01/1887
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Source

Library of Congress
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Link

https://www.loc.gov/
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Copyright info

Public Domain

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patents phonograph sound recording and reproducing patent emile berliner collection 1871 1965 series 11 patents 1879 1909 emile berliner collection 1871 1965 emile berliner and the birth of the recording industry motion picture broadcasting and recorded sound division emile berliner letters patent ultra high resolution high resolution diagram