Phonogram-Blank, December 20, 1892
Item
- Title
- Phonogram-Blank, December 20, 1892
- Author
- Thomas A. Edison
- Date Executed
- 1889-01-10
- Date Filed
- 1889-01-19
- Date Issued
- 1892-12-20
- Type
- Patent Issued
- Subject
- Phonographs and Sound Recording
- Document ID
- PAT488191
- Has Format
- https://iiif.archive.org/iiif/edisonpatent488191/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
- Related Materials
- Item Set PT032ABK-F