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Dionysius A. Boerrigter

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #3,953,393 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4750038 Television picture display device Petrus W. G. Welles, Hendrik Van Der Wal, Pieter J. Zijlstra 1988-06-07