IC 009. US 021 023 026 036 038. G & S: Screw plugs for electrical apparatus, for tools and distribution cubicles; electric plugs; globe joints for electrical purposes, namely, sealing ends, lead and line connectors, cable joints, cable glands, cable grommets; reducers and extensions for electric lines, namely, coupling sleeves, cable sleeves and transition sleeves

IC 011. US 013 021 023 031 034. G & S: Plumbing fittings, namely, taps and valves for heating and sanitary installations, namely, stop, drain and evacuation valves; bushings for use in the HVAC and plumbing industries

IC 017. US 001 005 012 013 035 050. G & S: Electrical installation equipment, namely, plastic connectors and screw connectors for cables and flexible pipes, namely, cable protection hoses, protective cable conduits, lead and line connectors, conduit unions, industrial plug devices and round plug-in connectors

IC 020. US 002 013 022 025 032 050. G & S: Plastic connectors; plastic branching pieces, namely, t-fittings and y-fittings of plastic, branching tubes of plastic for pipelines and cables, branch sleeves of plastic, power cable fittings, branching sockets and boxes of plastic; plastic cable clips