Thomas A. Edison Papers Image Edition · Thomas Edison Papers Digital Edition

[PT005A], Patent Application, Thomas Alva Edison, April 9th, 1873

Title: [PT005A], Patent Application, Thomas Alva Edison, April 9th, 1873
Author: Edison, Thomas Alva
Date: 1873-04-09
Type: Patent Application
Subject: Multiple telegraphy (duplex, quadruplex)
Folder ID: PT005A-F
Microfilm ID: 8:549
Document ID: PT005A
URL: https://edisondigital.rutgers.edu/document/PT005A
Rights: Thomas Edison National Historical Park
Publisher: Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
License: CC0 1.0 Universal
Has Version: Archive.org Viewer, Microfilm Series Reel 8