Patented May 6, 1879
If an object in your hands says PAT. MAY 6, 1879, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 215,155 | IMPROVEMENT IN SELF-PLAYING ATTACHMENTS FOR KEY-BOARD INSTRUMENTS. | Edward Forbes O'Neill | Storm Lake, Iowa |
The Talking Machine Patent Archive
Patents you could hear
If an object in your hands says PAT. MAY 6, 1879, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 215,155 | IMPROVEMENT IN SELF-PLAYING ATTACHMENTS FOR KEY-BOARD INSTRUMENTS. | Edward Forbes O'Neill | Storm Lake, Iowa |