Patented October 4, 1898
If an object in your hands says PAT. OCTOBER 4, 1898, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 611,825 | COIN-TESTER FOR COIN-CONTROLLED APPARATUS. | John H. Volkmann | New York, 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. OCTOBER 4, 1898, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 611,825 | COIN-TESTER FOR COIN-CONTROLLED APPARATUS. | John H. Volkmann | New York, New York |