Patented January 7, 1902
If an object in your hands says PAT. JANUARY 7, 1902, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 690,476 | FRAUD-PREVENTING DEVICE FOR COIN-CONTROLLED APPARATUS | Oscar E. Sorg | Buffalo, 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. JANUARY 7, 1902, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 690,476 | FRAUD-PREVENTING DEVICE FOR COIN-CONTROLLED APPARATUS | Oscar E. Sorg | Buffalo, New York |