72288070
Jan 4, 1968
Oct 14, 1969
CHEMICAL RESISTANT CEMENTS, MORTARS, GROUTS, CONCRETES, SEALANTS AND CAULKING COMPOUNDS-NAMELY, POLYESTER RESIN CEMENT, EPOXY CEMENT, FURFURYL ALCOHOL RESIN CEMENT, PLASTICIZED SULFUR BASE CEMENT, RESIN BONDED CONCRETES AND POLYSULFIDE EPOXY AND FURAN SEALANTS AND CALUKING COMPOUNDS
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