Waltherus A. M. van Bers

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Screen extension linkage for a video real-screen projection apparatus
- Patent number 4,647,166
- Issue date Mar 3, 1987
- U.S. Philips Corporation
- Adrianus J. J. Franken
- H04 - ELECTRIC COMMUNICATION TECHNIQUE