[0602] Ordinary metal pipe and its fittings.

(1) steel pipe 0600 1 1, metal nozzle 0600 14, metal nozzle 06002 1, metal cable sleeve 060058, metal cable sleeve 060058, central heating equipment metal pipe 060076. Metal sleeve (metal products) 060092, metal pipe elbow 060099, metal drain pipe 060 1 14, metal pipe 060 127, nozzle 060 15 1, and nozzle 060/kloc. Metal pipe joint 060229, metal valve (non-machine parts) 060243, metal pipe fitting 060258, metal pipe fitting 060267 for compressed air pipeline, metal pipe reinforcing material 060275, metal pipe reinforcing material 060275, metal coupling for fastening pipeline 0603 12, metal pipe fastening ring 06031. Metal pipe clamp 0603 12, metal drainage trap (valve) 060335, oil well metal casing 060337, oil well metal casing 060337, metal pipe valve 060359, metal casing 060366, metal pipe for ventilation and air conditioning equipment 0604 15, ventilation

Class 7

[0749] Pumps, gas compressors, fans, valves, hydraulic components and pneumatic components.

(1) centrifuge 070086, centrifuge (machine) 070086, centrifugal pump 070088, pump (machine, engine or motor part) 070 179, lubricating oil pump 070205, pump diaphragm 070257, pump (machine) 070309, etc. Pump 0703 1 1 for heating device, vacuum pump 0703 12, beer suction pump 070390, air compression pump 070393, air suction pump 070398,

Hydraulic pump C070344, automobile oil pump C0704 15, automobile water pump C0704 16, automobile engine oil pump C0704 17, automobile engine gasoline pump C0704 18,

(2) Valve (machine parts) 0700 19, flap valve (machine parts) 070 108, flap valve (machine parts) 070 108, pressure valve (machine parts) 0703 18,