Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806032 | Conical vent containing capillary bore | Jon Fong, Arthur K. Wilson | 1989-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806032 | Conical vent containing capillary bore | Jon Fong, Arthur K. Wilson | 1989-02-21 |