WK

Willem de Koning

📍 Papendrecht, NL: #11 of 64 inventorsTop 20%
Overall (All Time): #2,269,317 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D379048 Cassette for storing flat articles, particularly data carriers Johannes F. Ros 1997-05-06
5617949 Cassette, designed to recieve flat objects, especially data carriers Johannes F. Ros 1997-04-08