Padlock Patent — Pin Tumbler
Inventor: Testa, Frank J.
View on USPTO / Google Patents ↗Classification: 70/495
| Patent Number | 3035433 |
|---|---|
| Issue Date | May 22, 1962 |
| Inventor | Testa, Frank J. |
| Assigned To | Eagle Lock Corp |
| Patent Type | Pin Tumbler |
| External Link | https://patents.google.com/patent/US3035433 ↗ |