Telegraphy, December 29, 1885

Item

Title
Telegraphy, December 29, 1885
Author
Thomas A. Edison
Date Executed
1885-04-27
Date Filed
1885-05-08
Date Issued
1885-12-29
Type
Patent Issued
Subject
Telegraphy and Telephony
Document ID
PAT333289
Has Format
https://iiif.archive.org/iiif/edisonpatent333289/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