Prazak, III; Charles J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Prazak, III; Charles J..The latest application filed is for "methods and apparatus for making flat tension mask color cathode ray tubes".
- Prazak, III; Charles J. - Elmhurst IL
| Patent | Date |
|---|---|
| Methods and apparatus for making flat tension mask color cathode ray tubes Grant 4,902,257 - Adler , et al. February 20, 1 | 1990-02-20 |
| Cataphoretic process for screening color cathode ray tubes Grant 4,891,110 - Libman , et al. January 2, 1 | 1990-01-02 |
| Non-settling process for coating a phosphor slurry on the inner surface of a cathode ray tube faceplate Grant 4,052,519 - Prazak, III October 4, 1 | 1977-10-04 |
| Apparatus for coating skirtless cathode ray tube panels Grant 3,984,902 - Prazak, III October 12, 1 | 1976-10-12 |
| Screening Of Black-surround Color Picture Tubes Grant 3,653,939 - Prazak, III April 4, 1 | 1972-04-04 |
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