Phonographic Recording-Stylus, April 30, 1912

Item

Title
Phonographic Recording-Stylus, April 30, 1912
Author
Thomas A. Edison
Date Executed
1906-12-28
Date Filed
1907-01-03
Date Issued
1912-04-30
Type
Patent Issued
Subject
Phonographs and Sound Recording
Document ID
PAT1024839
Has Format
https://iiif.archive.org/iiif/edisonpatent1024839/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
Related Materials
Item Set PT032AHR-F