MO

Michael Ostkamper

BG Bergwerksverband Gmbh: 1 patents #90 of 243Top 40%
📍 Bochum, DE: #506 of 1,022 inventorsTop 50%
Overall (All Time): #3,962,780 of 4,157,543Top 100%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4784229 Device, preferably for underground purposes, to transfer information out of a drilling hole Heinz Wallussek 1988-11-15