OM

Otto Minke

RA Ruhrkohle Ag: 1 patents #23 of 88Top 30%
Overall (All Time): #4,105,679 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4186970 Sectional conveyor with sectional rack fixed on the conveyor at only a single location Willy Lanfermann 1980-02-05