Patented May 17, 1927
If an object in your hands says PAT. MAY 17, 1927, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 1,629,006 | COIN-RECEIVING MECHANISM FOR VENDING MACHINES | Rufus B. Sherburne, Leon G. Sherburne, and Martin Hansen | New York, New York |