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[D7309E], Patent Caveat, Thomas Alva Edison, April 1873

Title: [D7309E], Patent Caveat, Thomas Alva Edison, April 1873
Author: Edison, Thomas Alva
Mentioned: Stearns, Joseph B
Date: 1873-04-00
Type: Patent Caveat
Subject: Patent application; Multiple telegraphy (duplex, quadruplex)
Folder ID: D7309-F
Microfilm ID: 12:1187
Document ID: D7309E
URL: https://edisondigital.rutgers.edu/document/D7309E
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 12