Padlock Patent — Pin Tumbler
Inventor: Gonyk, Ignatz
View on USPTO / Google Patents ↗Classification: 70/34
| Patent Number | 1670960 |
|---|---|
| Issue Date | May 22, 1928 |
| Inventor | Gonyk, Ignatz |
| Patent Type | Pin Tumbler |
| External Link | https://patents.google.com/patent/US1670960 ↗ |