IC 010. US 026 039 044. G & S: Hematimeters for medical use and structural parts therefor; dialysis machines and structural parts therefor; medical apparatus and instruments for monitoring and measuring blood properties, and structural parts therefor

IC 011. US 013 021 023 031 034. G & S: Industrial boilers and structural parts therefor; drying apparatus, namely, industrial dryers for heating and dehumidifying, and structural parts therefor; heat recuperators for chemical processing and structural parts therefor; air-conditioning apparatus for industrial purposes and structural parts therefor; freezing machines and apparatus, namely, freezers, walk-in freezers, and structural parts therefor; water purifying apparatus and structural parts therefor

IC 017. US 001 005 012 013 035 050. G & S: Hollow fiber membrane of plastic for degassing and aeration of liquids; semi-worked synthetic plastic as semi-finished products in the form of films and sheets for use as material for liquid degassing and aeration modules