van der Waal; Jan
Patent Applications and Registrations
Patent applications and USPTO patent grants for van der Waal; Jan.The latest application filed is for "method of producing a color picture tube screen".
- van der Waal; Jan - Eindhoven NL
| Patent | Date |
|---|---|
| Method of producing a color picture tube screen Grant 4,866,466 - van der Waal September 12, 1 | 1989-09-12 |
| Method of drawing a shadow mask Grant 4,090,389 - VAN Denderen , et al. May 23, 1 | 1978-05-23 |
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