Patented August 22, 1933
If an object in your hands says PAT. AUGUST 22, 1933, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 1,923,535 | COIN SELECTING APPARATUS | John Gottfried | Brooklyn, New York |
The Counterfeit Coin Detector Patent Archive
Every device ever patented to catch a bad coin
If an object in your hands says PAT. AUGUST 22, 1933, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 1,923,535 | COIN SELECTING APPARATUS | John Gottfried | Brooklyn, New York |