Insulation of Railroad-Tracks Used for Electrical Circuits, February 12, 1884

Title: Insulation of Railroad-Tracks Used for Electrical Circuits, February 12, 1884
Author: Thomas A. Edison
Date Executed: 1880-08-06
Date Filed: 1880-08-09
Date Issued: 1884-02-12
Type: Patent Issued
Subject: Electric Light and Power
Document ID: PAT293433
Has Format: https://iiif.archive.org/iiif/edisonpatent293433/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