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[PT032AIM], Patent Application, Thomas Alva Edison, March 13th, 1908

Title: [PT032AIM], Patent Application, Thomas Alva Edison, March 13th, 1908
Author: Edison, Thomas Alva
Mentioned: Dyer, Frank Lewis
Date: 1908-03-13
Type: Patent Application
Subject: Microphone and other acoustic devices
Folder ID: PT032AIM-F
Microfilm ID: 185:541
Document ID: PT032AIM
URL: https://edisondigital.rutgers.edu/document/PT032AIM
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 185