Telegraphic Transmitting Instruments, May 09, 1871

Title: Telegraphic Transmitting Instruments, May 09, 1871
Author: Thomas A. Edison
Date Executed: 1870-06-22
Date Filed: 1870-06-28
Date Issued: 1871-05-09
Type: Patent Issued
Subject: Telegraphy and Telephony
Document ID: PAT114656
Has Format: https://iiif.archive.org/iiif/edisonpatent114656/manifest.json
Rights: Edison's patents are in the public domain and have been made available through the generosity of David Kovanen.
Publisher: The Thomas A. Edison Papers