Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881400 | Continuous measuring diaphragm pressure gage | Henry Goodman, Emmett L. Bell | 1989-11-21 |
| 4850260 | Apparatus for reduction of munition fratricide hazard | Gould Gibbons, III | 1989-07-25 |