GH

Gunther Harmsma

GG Gewerkschaft Eisenhutte Westfalia Gmbh: 1 patents #74 of 163Top 50%
📍 Bergkamen, DE: #29 of 51 inventorsTop 60%
Overall (All Time): #4,107,426 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4191497 Mine roof supports Helmut Poklekowski, Klaus Seeberger 1980-03-04