Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865787 | Method for the impregnation of filament wound structures with thermoplastic binders | Michael Alan Vallance, Gayle D. Tomkinson-Walles | 1989-09-12 |
| 4841947 | Lens-like radiant energy transmission control means | — | 1989-06-27 |