Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4599875 | Gate lock structure | — | 1986-07-15 |
| 4570355 | Apparatus and process related to keying a lock with a control key | — | 1986-02-18 |
| 4559796 | Door lock status indicator | — | 1985-12-24 |
| 4463584 | Protecting device for padlocks or other similar locks | — | 1984-08-07 |
| 4372138 | Protecting device for padlocks or other similar locks | — | 1983-02-08 |