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Jan R. Sytstra

📍 Papendrecht, NL: #24 of 64 inventorsTop 40%
Overall (All Time): #3,888,973 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5062227 Device for breaking objects consisting of concrete or similar material Gertrudis Maria Gerardus De Gier 1991-11-05