AZ

Common metals and their alloys; portable buildings of metal, non-electric cables and wires of common metal; metal ironmongery and locksmithing articles, namely, metal pulleys, springs and valves not including machine elements; pipes of metal; metal safes; goods of common metal not included in other classes, namely, levers of metal in the nature of metal handles for valves, flanges of metal, awnings of metal, bolts of metal, cans of metal; conical and spherical plug valves and metal turning valves, namely, metal valves not being parts of machines; flow-control valves, namely, manually operated metal valves; metal check valves not being parts of machines and dirt traps of metal for pipe conduits, namely, metal pipe strainers

Special valves being machine parts, namely, conical and spherical plug valves and turn valves of metal or of synthetic materials with flow-control valves, all with interior lining of synthetic materials resistant to corrosion

Special valves intended for conduit installation for the chemical and petrochemical industry, namely, conical and spherical plug valves and turn valves made of metal or of synthetic materials with flow-control valves, namely, manually operated plumbing valves with interior lining of synthetic materials resistant to corrosion; check valves and dirt traps for use with above-mentioned conduits, in the nature regulating accessories for water supply, namely, metered valves with interior lining of synthetic materials resistant to corrosion; warning lamps for the aforesaid products

Sealing pipe gaskets made of polytetrafluoroethylene for use on special valves intended for conduit installations for the chemical and petrochemical industry