SPIRO
tubes, tubing, ducts, ducting, all for use in ventilation, air-conditioning, warm-air heating and exhaust systems, flow control and mixing valves all of common metal, and parts and fittings for all the aforesaid goods none being, or for use with, steam process equipment, and none being, or for use with, fluid control equipment
Cancelled · October 7, 1996 · 75178066 ·