Url
	https://edisondigital.rutgers.edu/document/PT005D1
Resource class
	dctype:Text
Title
	[PT005D1], Patent Specification, Thomas Alva Edison, April 16th, 1873
Creator
	Edison, Thomas Alva
Subject
	Multiple telegraphy (duplex, quadruplex)
Publisher
	Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Date
	1873-04-16
Type
	Patent Specification
Identifier
	PT005D1
Source
	8:634
Relation
	Munn & Co
	Goepel, Paul
Rights
	Thomas Edison National Historical Park
Date Created
	1873-04-16
Has Version
	https://archive.org/details/edisonmicrofilm8/page/n642/mode/1up Archive.org Viewer, Microfilm Series Reel 8
Is Part Of
	PT005D-F
Uri
	https://edisondigital.rutgers.edu/document/PT005D1 https://edisondigital.rutgers.edu/document/PT005D1

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