U.S. federal trademark · Serial No. 73491304 · Reg. No. 1358621
ATTACHMENTS FOR SAND BLASTING MACHINES TYPICALLY USED IN CLEANING THE SURFACES OF BRIDGES, BUILDINGS, FLOORS, ROADS, AND INDUSTRIAL EQUIPMENT, NAMELY A BAG BREAKER AND SCREEN MOUNTABLE ON A PRESSURIZED SUPPLY TANK COMPONENT OF THE MACHINE, CAUSING SAND TO FLOW FROM A BROKEN SAND BAG INTO THE TANK
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