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[D7508A], Letter from U.S. Patent Office. Commissioner to Thomas Alva Edison, January 27th, 1875

Title: [D7508A], Letter from U.S. Patent Office. Commissioner to Thomas Alva Edison, January 27th, 1875
Author: U.S. Patent Office. Commissioner
Recipient: Edison, Thomas Alva
Date: 1875-01-27
Type: Letter
Subject: Patent application; Multiple telegraphy (duplex, quadruplex)
Folder ID: D7508-F
Microfilm ID: 13:336
Document ID: D7508A
URL: https://edisondigital.rutgers.edu/document/D7508A
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 13