Inventor
JOSEPH FRANK
DE5 patents
Patents
5 patentsUS4861524AAug 29, 1989
Apparatus for producing a gas mixture by the saturation method
MERCK PATENT GMBH44 citations86
US4903722AFeb 27, 1990
Extraction valve head for tanks
MERCK PATENT GMBH12 citations72
US4805675AFeb 21, 1989
Valves for chemical containers
MERCK PATENT GMBH15 citations71
US4738356AApr 19, 1988
Container for aggressive liquids
MERCK PATENT GMBH15 citations71
US4741457AMay 3, 1988
Transport container
MERCK PATENT GMBH14 citations70