Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4656851 | Alarm capability for pin tumbler locks | Bobby J. Leek | 1987-04-14 |
| 4609215 | Hydraulic locking boltwork system | Teddy L. Pickett | 1986-09-02 |
| 4587817 | High security internal locking system | — | 1986-05-13 |
| 4562706 | Mechanical relocker for locking bolts | Teddy L. Pickett | 1986-01-07 |