VB

PNEUMATIC AND INTERNAL COMBUSTION ENGINE-DRIVEN VIBRATORS AND VIBRATING UNITS ADAPTED TO BE ATTACHED TO MOLDS, CASTING MACHINES, HOPPERS, AND OTHER OBJECTS TO VIBRATE THE SAME; ROAD BUILDING MACHINES-NAMELY, ROAD SURFACERS, CONCRETE SPREADERS AND FINISHERS, MORTAR MIXERS, ROCK CRUSHERS, AND GRINDING MACHINES; PNEUMATIC AND INTERNAL COMBUSTION ENGINE - DRIVEN VIBRATING SPADES, LEVELERS, SURFACERS, TROUGHS, AND TAMPERS FOR VIBRATING UNSET CONCRETE AND COMPACTING MATERIALS, ELECTRICALLY-DRIVEN LEVELLERS, SURFACERS AND TROUGHS FOR VIBRATING UNSET CONCRETE AND COMPACTING MATERIALS