[QP006370], Patent Issued, Thomas Alva Edison, April 24th, 1878

https://edisondigital.rutgers.edu/document/QP006370

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Title

[QP006370], Patent Issued, Thomas Alva Edison, April 24th, 1878

Author

Edison, Thomas Alva

Date

1878-04-24

Type

Patent Issued

Subject

Cylinder phonograph
Cylinder record and duplicating technology

Folder/Volume ID

QP006-F

Microfilm ID

117:259

Document ID

QP006370

URL

https://edisondigital.rutgers.edu/document/QP006370

Rights

Thomas Edison National Historical Park

Publisher

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

Has Version

Archive.org Viewer, Microfilm Series Reel 117

Item sets

[QP006-F] National Phonograph Company v. American Graphophone Company
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