MACHINES FOR THE BUILDING INDUSTRY, namely, AGGREGATE MIXERS AND CEMENT MIXERS [ ; ROTARY CONCRETE PUMPS; EARTH COMPACTING MACHINES; POWER-OPERATED TILE, BRICK, BLOCK, MASONRY AND STONE SAWING MACHINES; ELEVATORS FOR THE BUILDING INDUSTRY, NAMELY, ELEVATING WORK PLATFORMS AND HOISTS; MOTORIZED MIXERS FOR THE BUILDING INDUSTRY ]