Padlock Patent — Lever
Inventor: Schroeder, Eberhard
View on USPTO / Google Patents ↗Classification: 70/453
| Patent Number | 1061571 |
|---|---|
| Issue Date | May 13, 1913 |
| Inventor | Schroeder, Eberhard |
| Patent Type | Lever |
| External Link | https://patents.google.com/patent/US1061571 ↗ |
