72412745
Jan 17, 1972
Oct 30, 1973
EXPLOSIVE ACTUATED KILN GUNS FOR REMOVING HARDENED MATERIAL BUILDUP IN KILNS
Electrical and Scientific ApparatusCHAIN SAWS AND PARTS THEREFOR, POWDER ACTUATED STUD DRIVERS, CONCRETE VIBRATORS, SCREEDS, POWER TROWELS, MASONRY SAWS, COMPACTORS, RAMMERS, GRINDER SPINDLES, SANDBLASTERS, GROUTERS, CONCRETE PLACERS, CONCRETE GUNS, GROUT AND MORTAR PUMPS, CONCRETE PUMPS, PLASTER MIXERS, MATERIAL AND PERSONNEL HOISTS, FORK LIFT TRUCKS, TOWER CRANES, PIGGYBACK RAMPS, GANTRY CRANES, AND AUTOMOBILE LOADERS AND UNLOADERS
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