HK

Hendrikus P. Kooijman

📍 Zandvoort, NL: #7 of 20 inventorsTop 35%
Overall (All Time): #4,005,854 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4626228 Adjustable sprocket wheel and transmission mechanism — 1986-12-02