IC 009. US 021 023 026 036 038. G & S: Charging apparatus for accumulators, namely, charging appliances for rechargeable equipment; arc and laser-welding apparatus for non-medical use, namely, laser-welding devices; electrical welding appliances, electric cutting torches and arc-welding apparatus, namely, electrically powered welding torches; welding electrodes; electrical power supplies and voltage stabilizing power supplies, namely, current sources, reverse current sources, frequency changers and current sources for plasma-arc-welding; transformers; photovoltaic installations, namely, photovoltaic cells and inverters or converters for photovoltaic systems; computer software on data media for controlling, regulating, supervising and analyzing of data on welding and cutting processes and charging processes in this field

IC 042. US 100 101. G & S: Professional scientific and technical consulting and research and development regarding available technological advances in the fields of electrical current sources, welding apparatus, appliances and controls and electronic systems for current sources and welding apparatus; development of computer software, namely, for controlling welding apparatus quality assurance and for administration of orders; research and development in the fields of new welding procedures and new additive materials for such procedures