Padlock Patent — Pin Tumbler
Inventor: Hurd, Edwin P.
View on USPTO / Google Patents ↗This lock was manufactured by E. P. Hurd Lock Co. | Classification: 70/15
| Patent Number | 1689437 |
|---|---|
| Issue Date | October 30, 1928 |
| Inventor | Hurd, Edwin P. |
| Patent Type | Pin Tumbler |
| External Link | https://patents.google.com/patent/US1689437 ↗ |
