FW

Franz Weisselfels

DG Dynamit Nobel Gmbh: 1 patents #201 of 414Top 50%
📍 Siegburg, DE: #72 of 150 inventorsTop 50%
Overall (All Time): #4,047,381 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4369259 Color-stabilized phenolic foams Josef Tiroux 1983-01-18