Sound-Modifying Device, October 17, 1916
Item
- Title
- Sound-Modifying Device, October 17, 1916
- Author
- Thomas A. Edison
- Date Executed
- 1914-04-21
- Date Filed
- 1914-04-25
- Date Issued
- 1916-10-17
- Type
- Patent Issued
- Subject
- Phonographs and Sound Recording
- Document ID
- PAT1201449
- Has Format
- https://iiif.archive.org/iiif/edisonpatent1201449/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 PT5079-F