JG

Jan C. Groothuizen

HB Hoogovens Groep B.V.: 1 patents #37 of 138Top 30%
📍 Wijk aan Zee, NL: #2 of 3 inventorsTop 70%
Overall (All Time): #4,005,143 of 4,157,543Top 100%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4623561 Method of marking a hot steel slab — 1986-11-18