Padlock Patent — Combo
Inventor: Verwer Pieter Abraham
View on USPTO / Google Patents ↗| Patent Number | 1550128 |
|---|---|
| Issue Date | 1922-12-22 |
| Inventor | Verwer Pieter Abraham |
| Assigned To | JACOBUS JOHANNES WEFERS BETTIN |
| Patent Type | Combo |
| External Link | https://patents.google.com/patent/US1550128/en ↗ |