Phonograph-Stylus, October 22, 1912

Item

Title
Phonograph-Stylus, October 22, 1912
Author
Thomas A. Edison
Date Executed
1910-05-02
Date Filed
1910-05-12
Date Issued
1912-10-22
Type
Patent Issued
Subject
Phonographs and Sound Recording
Document ID
PAT1041983
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 PT032AJK-F