Sextuplex Telegraph, May 26, 1891
Item
- Title
- Sextuplex Telegraph, May 26, 1891
- Author
- Thomas A. Edison
- Date Executed
- 1877-05-31
- Date Filed
- 1877-06-02
- Date Issued
- 1891-05-26
- Type
- Patent Issued
- Subject
- Telegraphy and Telephony
- Document ID
- PAT452913
- Has Format
- https://iiif.archive.org/iiif/edisonpatent452913/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