Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4696602 | Apparatus and system for flooding submerged structures | Richard Daigle, Michael E. Crenshaw | 1987-09-29 |
| 4376597 | Pull-out diaphragm seal for hollow tubes | Frederick G. Britton, Don B. Landers | 1983-03-15 |