BK

Bert J. Kalisvaart

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #3,778,876 of 4,157,543Top 95%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5446266 Security system for an apparatus Leonardus G. M. Beuk 1995-08-29