WA

Willem H. Amsen

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #4,120,458 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4224640 CRT Beam current control apparatus Paulus J. M. Hovens, Miloslav Tryzna, Wouter Smeulers 1980-09-23