Patented March 9, 1937
If an object in your hands says PAT. MARCH 9, 1937, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 2,073,260 | COIN SELECTOR | John Gottfried | Bridgeport, Conn. |
The Counterfeit Coin Detector Patent Archive
Every device ever patented to catch a bad coin
If an object in your hands says PAT. MARCH 9, 1937, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 2,073,260 | COIN SELECTOR | John Gottfried | Bridgeport, Conn. |