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[PT014AAR], Letter from U.S. Patent Office. Commissioner to Dyer and Seely, Thomas Alva Edison, March 21st, 1892

Title: [PT014AAR], Letter from U.S. Patent Office. Commissioner to Dyer and Seely, Thomas Alva Edison, March 21st, 1892
Author: U.S. Patent Office. Commissioner
Recipient: Dyer and Seely; Edison, Thomas Alva
Date: 1892-03-21
Type: Letter
Subject: Patent application; Phonoplex and railroad telegraphy
Folder ID: PT014-F
Microfilm ID: 45:587
Document ID: PT014AAR
URL: https://edisondigital.rutgers.edu/document/PT014AAR
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 45
License: CC0 1.0 Universal