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Johannes Spykman

WB Wavin B.V.: 1 patents #37 of 114Top 35%
📍 Emlichheim, DE: #3 of 5 inventorsTop 60%
Overall (All Time): #3,555,290 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6439617 Coupler for a pipe or hose section Hans Boer, Hartmut Breukelman 2002-08-27