Patented February 11, 1902
If an object in your hands says PAT. FEBRUARY 11, 1902, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 693,157 | COIN-CONTROLLED MECHANISM. | Alvah C. Roebuck and Frank McMillan | Chicago, Illinois |
The Counterfeit Coin Detector Patent Archive
Every device ever patented to catch a bad coin
If an object in your hands says PAT. FEBRUARY 11, 1902, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 693,157 | COIN-CONTROLLED MECHANISM. | Alvah C. Roebuck and Frank McMillan | Chicago, Illinois |