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[QD005027], Letter from U.S. Patent Office. Commissioner, Edgar Martin Marble to U.S. Interior Dept. Secretary, March 29th, 1881

Title: [QD005027], Letter from U.S. Patent Office. Commissioner, Edgar Martin Marble to U.S. Interior Dept. Secretary, March 29th, 1881
Author: U.S. Patent Office. Commissioner; Marble, Edgar Martin
Recipient: U.S. Interior Dept. Secretary
Mentioned: U.S. Patent Office; Nicholson, Henry C; Edison, Thomas Alva
Date: 1881-03-29
Type: Letter
Subject: Patent application; Multiple telegraphy (duplex, quadruplex)
Folder ID: QD005-F
Microfilm ID: 46:225
Document ID: QD005027
URL: https://edisondigital.rutgers.edu/document/QD005027
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 46

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