Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D302393 | Diving meter | — | 1989-07-25 |
| D300340 | Buoyancy compensator with an adjustable strap | — | 1989-03-21 |
| 4809550 | Digital diving meter | — | 1989-03-07 |
| D299286 | Diver's buoyancy compensator backpack support | Scott E. Greatrake | 1989-01-10 |