(CANCELLED) IC 007. US 013 019 021 023 031 034 035. G & S: VACUUM CLEANERS FOR INDUSTRIAL USE, CENTRAL VACUUM CLEANERS, EXTRACTION DEVICES AND SYSTEMS, NAMELY, POINT EXTRACTIONS AND CENTRAL EXTRACTIONS FOR REMOVAL OF DUST AND WASTE, DUST SEPARATORS, NAMELY, MOBILE DUST SEPARATORS, OIL MIST SEPARATORS, VACUUM PUMPS, AIR FILTERS FOR MACHINES, ROTARY VALVES, HIGH EFFICIENCY CYCLONES, SUCTION NOZZLES FOR VACUUM CLEANERS; CUTTERS FOR CUTTING UP AND PULVERIZING WASTE
(CANCELLED) IC 011. US 013 021 023 031 034. G & S: VENTILATION INSTALLATIONS, NAMELY, VENTILATING FANS FOR EXTRACTING AND TRANSPORTING DUST AND WASTE RESTS, AIR FILTERS FOR INDUSTRIAL INSTALLATIONS, DAMPERS FOR VENTILATION SYSTEMS, WASTE WATER PURIFICATION AND SEPARATION UNITS FOR THE TREATMENT OF WASTE MATERIALS
(CANCELLED) IC 017. US 001 005 012 013 035 050. G & S: FLEXIBLE TUBES AND PIPES NOT OF METAL; JOINT SEALINGS NOT OF METAL FOR PIPES AND PIPE COUPLINGS, NOT OF METAL
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