JP

Jacob J. Prooi

IB Internationale Otrool Maatschappij Octropa B.V.: 1 patents #30 of 132Top 25%
📍 Zwolle, NL: #76 of 176 inventorsTop 45%
Overall (All Time): #4,074,034 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4343932 Unsaturated polyester composition Waltherus J. Sep, Wilhelmina Westerhof 1982-08-10