Patented May 7, 1901
If an object in your hands says PAT. MAY 7, 1901, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 673,736 | AUTOMATIC PIANO-PLAYER | Ernest M. Skinner | Dorchester, Massachusetts |
The Talking Machine Patent Archive
Patents you could hear
If an object in your hands says PAT. MAY 7, 1901, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 673,736 | AUTOMATIC PIANO-PLAYER | Ernest M. Skinner | Dorchester, Massachusetts |