Padlock Patent — Combo
Inventor: Thomas Williams Hart
View on USPTO / Google Patents ↗| Patent Number | 685135 |
|---|---|
| Issue Date | 1901-06-12 |
| Inventor | Thomas Williams Hart |
| Assigned To | WILLIAM L HARRELL |
| Patent Type | Combo |
| External Link | https://patents.google.com/patent/US685135/en ↗ |
