Telegraph, March 24, 1891
Item
- Title
- Telegraph, March 24, 1891
- Author
- Thomas A. Edison
- Date Executed
- 1886-07-15
- Date Filed
- 1886-07-19
- Date Issued
- 1891-03-24
- Type
- Patent Issued
- Subject
- Telegraphy and Telephony
- Document ID
- PAT448779
- Has Format
- https://iiif.archive.org/iiif/edisonpatent448779/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