Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5067510 | Adjustable, fusible, manually operable valve lock-open assembly | Denny Cawyer, Dwight Duplantis, Don Hiller | 1991-11-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5067510 | Adjustable, fusible, manually operable valve lock-open assembly | Denny Cawyer, Dwight Duplantis, Don Hiller | 1991-11-26 |