Josephus J. Van Der Geer

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Color display tube and suspension means for color selection electrode
- Patent number 4,387,321
- Issue date Jun 7, 1983
- U.S. Philips Corporation
- Johannes H. N. Gijrath
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color tube shadow mask mount
- Patent number 4,358,702
- Issue date Nov 9, 1982
- U.S. Philips Corporation
- Johannes H. N. Gijrath
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode-ray tube face-plate
- Patent number 4,337,410
- Issue date Jun 29, 1982
- U.S. Philips Corporation
- Josephus J. Van der Geer
- C03 - GLASS MINERAL OR SLAG WOOL