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[PT5042], Patent Application, Thomas Alva Edison, January 19th, 1912

Title: [PT5042], Patent Application, Thomas Alva Edison, January 19th, 1912
Author: Edison, Thomas Alva
Date: 1912-01-19
Type: Patent Application
Subject: Cylinder record and duplicating technology; Disc record and duplicating technology
Folder ID: PT5042-F
Microfilm ID: 245:554
Document ID: PT5042
URL: https://edisondigital.rutgers.edu/document/PT5042
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 245