Patented September 11, 1888
If an object in your hands says PAT. SEPTEMBER 11, 1888, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 389,223 | COIN-CONTROLLED WEIGHING-SCALE | George P. Hill and Albert L. Washburn | Niantic, Connecticut |
The Counterfeit Coin Detector Patent Archive
Every device ever patented to catch a bad coin
If an object in your hands says PAT. SEPTEMBER 11, 1888, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 389,223 | COIN-CONTROLLED WEIGHING-SCALE | George P. Hill and Albert L. Washburn | Niantic, Connecticut |