Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5882023 | Wheeled transport device | — | 1999-03-16 |
| 5238084 | Safety device for climbing ladders | — | 1993-08-24 |
| 5046881 | Lockable pin and clevis | — | 1991-09-10 |
| 4896989 | Lockable, pin-retaining coupling | — | 1990-01-30 |
| 4269284 | Sliding clamp and adaptor | — | 1981-05-26 |