Padlock Patent — Misc
Inventor: Ducharme, William G.
View on USPTO / Google Patents ↗Classification: 70/20
| Patent Number | 2659228 |
|---|---|
| Issue Date | November 17, 1953 |
| Inventor | Ducharme, William G. |
| Patent Type | Misc |
| External Link | https://patents.google.com/patent/US2659228 ↗ |