Patented March 17, 1936
If an object in your hands says PAT. MARCH 17, 1936, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 2,034,431 | SLUG ELIMINATOR FOR COIN OPERATED MECHANISMS | Russell J. Hall | Denver, Colorado |
The Counterfeit Coin Detector Patent Archive
Every device ever patented to catch a bad coin
If an object in your hands says PAT. MARCH 17, 1936, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 2,034,431 | SLUG ELIMINATOR FOR COIN OPERATED MECHANISMS | Russell J. Hall | Denver, Colorado |