Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799718 | Sabotage-proof lock device with elbow-shaped latches | — | 1989-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4799718 | Sabotage-proof lock device with elbow-shaped latches | — | 1989-01-24 |