IC 007. US 013 019 021 023 031 034 035. G & S: Fittings for heavy oil and gas drive heavy-duty engines, namely, injection valves, safety valves, fuel valves; machines and machine tools for the cutting and forming of materials, tools as machine parts and devices as parts of machine tools for holding and processing work-pieces

IC 009. US 021 023 026 036 038. G & S: Fittings for measurement and control engineering purposes for use in power plants, steel plants, ironworks, cement plants, refineries, sea water desalination plants, chemical industries, refuse incinerator plants, flue gas desulphurization plants and engines, namely, manometer cocks, manometer valves, pressure relief safety valves, shock absorbers, valve blocks, change-over cocks, pressure sensing lines, measuring device holders, air diffusers, adjustment tanks, ball valves, mono-flanges, coil rings, flange blocks, bellow fittings, attaching and build-in construction parts for the fittings in the form of assembly accessories, not including optical and optoelectronic products as well as electro hydraulic controlling devices, namely, a torque motor with proportional electric drive; electric junction boxes and electric fuse boxes