U.S. federal trademark · Serial No. 73174723 · Reg. No. 1135063
CUSTOM INSTALLATION OF AIR POLLUTION CONTROL SYSTEMS
CUSTOM DESIGN OF AIR POLLUTION CONTROL SYSTEMS
AIR POLLUTION CONTROL SYSTEMS AND PARTS THEREFOR COMPRISING PIPING, DUST CONTROL HOODS, FILTERS, TIMERS, ROTARY VALVES, FANS, COMPRESSED AIR SYSTEMS, SCREW CONVEYORS AND PNEUMATIC RETURN LINES
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