72037704
Sep 23, 1957
Feb 24, 1959
MACHINES, APPARATUS AND EQUIPMENT FOR CHEMICAL, PHYSICAL AND RELATED INDUSTRIES AND RESEARCH; DISPERSERS; HOMOGENIZERS; APPARATUS AND APPLIANCES FOR DISSOLVING AND EXTRACTING PURPOSES; APPARATUS AND EQUIPMENT FOR CARRYING OUT CHEMICAL REACTIONS; ACCESSORIES AND SPARE PARTS TO ALL SAID MACHINES, APPARATUS, EQUIPMENT AND APPLIANCES
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