Gas and liquid piping and pipeline components made predominantly of metal, namely, sleeves, shutters, sleeve shutters, straps, shackles, caps, flanges, pipes, pipe fittings, pipe clips, pipe collars, pipe connectors, pipe couplings and joints, junctions for pipes, pipe muffs, manually operated valves, sealing rings, gasket rings, ball lock pins, caps for pipes and pipe ends, closures for pipes and pipe ends, lids, plugs, seals, manhole covers, pipe safety fittings that minimize traction, dirt, and rotation, hand wheels for manually opening and closing pipe valves, dummy covers, insertion pipes, nipples; shaft covers, height-adjustable and levellable shaft covers and their base components and frames, brackets, and saddles for use in the construction, assembly and installation of piping

machine tools for assembling and disassembling, maintaining and repairing pipes and pipe brackets, namely, power operated pinchers, power operated wrenches, power operated pliers, power operated pipe beveling devices in the nature of pipe cutters and extensions for machine tools

Hand operated tools for assembling and disassembling, maintaining, and repairing pipes and pipe brackets, namely, hand held cutting tools, pinchers, wrenches, pliers, pipe beveling devices in the nature of pipe cutters, taps, hex key wrenches, and extensions for hand tools

Hydrants, plumbing fittings, namely, ventilating and evacuating valves and control valves

Assembling and disassembling plumbing fittings and metal pipe fittings for gas and liquid piping and pipelines, and gas and liquid conduction systems, in particular, gas and water braces and gas and water conduction systems

Technical planning of gas and water braces and conduction systems using gas and water braces and comprised of piping and pipelines