Phonograph, November 12, 1889

Item

Title
Phonograph, November 12, 1889
Author
Thomas A. Edison
Date Executed
1889-03-22
Date Filed
1889-03-30
Date Issued
1889-11-12
Type
Patent Issued
Subject
Phonographs and Sound Recording
Document ID
PAT414760
Has Format
https://iiif.archive.org/iiif/edisonpatent414760/manifest.json
Rights
Edison's patents are in the public domain and have been made available through the generosity of David Kovanen.
Publisher
The Thomas A. Edison Papers