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Johannes Steenhorst

BL British Petroleum Company Limited: 1 patents #40 of 133Top 35%
📍 Brussels, BE: #888 of 1,743 inventorsTop 55%
Overall (All Time): #4,103,530 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4181614 Sludge removal apparatus — 1980-01-01