IC 012. US 019 021 023 031 035 044. G & S: Parts for vehicles, namely, exhaust-gas sensors for gasoline and diesel engines
IC 042. US 100 101. G & S: Scientific, technological and research services in the field of the development and production of analytical sensor systems for exhaust fumes for the reduction of emissions for vehicles; industrial research with regard to analytical sensor systems for exhaust fumes for the reduction of emissions of vehicles; consultancy relating to the conservation of energy, namely, environmental services in particular, technical consultation in the field of energy engineering and designing and testing of energy products for others; engineering; research and development for others with regard to new products; mechanical engineering research; surveying; material testing; quality control for others
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