Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE31055 | Aperture mask supported by spring lugs and spring clips | — | 1982-10-12 |
| 4244755 | Process for stabilizing metallic cathode ray tube parts | Thomas A. Brockway, Paul Richard Grzesik | 1981-01-13 |
| 4209727 | Aperture mask supported by spring lugs and spring clips | — | 1980-06-24 |