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[D8370ZDE], Patent Application, Thomas Alva Edison, Sigmund Bergmann, November 13th, 1883

Title: [D8370ZDE], Patent Application, Thomas Alva Edison, Sigmund Bergmann, November 13th, 1883
Editor's Notes: TAE and Bergmann telephone improvements patent. Listing of the claims for this patent application. There are 7 claims written in this document.
Author: Bergmann, Sigmund; Edison, Thomas Alva
Date: 1883-11-13
Type: Patent Application
Subject: Patent application; Telephone
Folder ID: D8370-F
Microfilm ID: 70:1048
Document ID: D8370ZDE
URL: https://edisondigital.rutgers.edu/document/D8370ZDE
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 70