Petrus A. W. Van Vroenhoven

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Device for optically scanning an information carrier
- Patent number 4,767,187
- Issue date Aug 30, 1988
- U.S. Philips Corp.
- Wilhelmus A. H. Gijzen
- G11 - INFORMATION STORAGE
Information Patent Grant
Dust proof optical system for optically reading and writing on a ro...
- Patent number 4,106,057
- Issue date Aug 8, 1978
- U.S. Philips Corporation
- Petrus A. W. Van Vroenhoven
- G11 - INFORMATION STORAGE