Inventor
FIESEL HEINZ-OTTO
DE4 patents
Patents
4 patentsUS5184873AFeb 9, 1993
Guides for mineral winning machines
GEWERK EISENHUETTE WESTFALIA20 citations78
US5033604AJul 23, 1991
Connections between the pans of scraper-chain conveyors
GEWERK EISENHUETTE WESTFALIA14 citations72
US5167438ADec 1, 1992
Guides for mineral winning ploughs
GEWERK EISENHUETTE WESTFALIA5 citations61
US5139313AAug 18, 1992
Guides for mineral winning ploughs
GEWERK EISENHUETTE WESTFALIA5 citations60