WS

Wilhelmus M. M. van der Steen

U.S. Philips: 2 patents #2,537 of 8,851Top 30%
Overall (All Time): #2,294,624 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5315208 Color display tube with vibration damping in a supporting frame connected to a shadow mask Antonius J. J. M. van der Bolt, Martinus C. M. Verhoeven 1994-05-24
5103132 Colour display tube with shadow mask less sensitive to microphonics Antonius J. J. M. van der Bolt, Jan Meijer 1992-04-07