Duplex Telegraphy, December 29, 1885
CSV: Metadata
Metadata
- Title
- Duplex Telegraphy, December 29, 1885
- Author
- Thomas A. Edison
- Date Executed
- 1885-04-30
- Date Filed
- 1885-05-08
- Date Issued
- 1885-12-29
- Type
- Patent Issued
- Subject
- Telegraphy and Telephony
- Document ID
- PAT333290
- Has Format
- https://iiif.archive.org/iiif/edisonpatent333290/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
- License
- CC0 1.0 Universal