Url
	https://edisondigital.rutgers.edu/document/QCE02327
Resource class
	dctype:Text
Title
	[QCE02327] Patent Caveat, April 22nd, 1873
Creator
	Edison, Thomas Alva
Subject
	Multiple telegraphy (duplex, quadruplex)
Publisher
	Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
Date
	1873-04-22
Type
	Patent Caveat
Identifier
	QCE02327
Source
	10:902
Rights
	Thomas Edison National Historical Park
Date Created
	1873-04-22
Has Version
	https://archive.org/details/edisonmicrofilm10/page/n911/mode/1up Archive.org Viewer, Microfilm Series Reel 10
Is Part Of
	QCE02-F
Uri
	https://edisondigital.rutgers.edu/document/QCE02327 https://edisondigital.rutgers.edu/document/QCE02327

--