IC 006. US 002 012 013 014 023 025 050. G & S: Common metals and their alloys; metallic molds for continuous metal casting; refractory construction materials of metal; transportable buildings of metal; metal tracks for rail vehicles; non-electric cables and wires of common metal; metals in the form of slabs, made of a metal base, namely, steel, carbon or stainless steel, and covered with a noble metal, namely, tantalum, zirconium, titanium or niobium nickel alloy; pipes and tubes of metal; metal safes; iron, nickel, and lead ores

IC 009. US 021 023 026 036 038. G & S: Apparatus and instruments for conveying, distributing, transforming, storing, regulating or controlling electric current; lightning conductors and rods; data processing equipment and computers; printed circuit boards; memory cards; integrated circuits; casing for integrated circuits; electrodes for electric and electrochemical use, particularly for electric furnaces and electrolysis systems of carbon, carbon reinforced with carbon fibers, carbon impregnated with natural or synthetic resins, carbon with synthetic resins, silicon carbide, pyrocarbon, in each case the carbon being in the form of graphite; electrodes for electrical and electrochemical use, particularly for electric furnaces and electrolysis installations, made of carbon or of carbon reinforced with carbon fibers or of carbon bound with plastic or of carbon impregnated with natural or synthetic resins, in each case the carbon being in the form of graphite; electrolysis anodes and cathodes, electrical fuses, electrical switches; apparatus for recording, transmission or reproduction of sound or images; blank magnetic data carriers, blank recording discs; electric resistors, rheostats, electric arc welders; electrodes for electrical discharge machining; rotating anti-cathodes for X-ray tubes; electrodes for electric welding, soldering and gouging