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Wilhelmus G. V. M. Rippens

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #3,968,654 of 4,157,543Top 100%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4644519 Optical recording provided with a chalcogenide recording layer Jan A. Markvoort 1987-02-17