PD

Petrus Adrianus Maria Van Dorst

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #3,889,619 of 4,157,543Top 95%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5064397 Method of manufacturing scandate cathode with scandium oxide film Jan Hasker, Jacobus E. Crombeen, Johannes van Esdonk, Pieter Hokkeling, Josef J. van Lith 1991-11-12