Padlock Patent — Keyed
Inventor: Gossner Louis Ernest Elwin
View on USPTO / Google Patents ↗| Patent Number | 2574967 |
|---|---|
| Issue Date | 1948-03-13 |
| Inventor | Gossner Louis Ernest Elwin |
| Assigned To | TREG Inc |
| Patent Type | Keyed |
| External Link | https://patents.google.com/patent/US2574967/en ↗ |