72420500
Apr 5, 1972
Jan 7, 1975
Active Trademark
[FILTERS FOR USE IN [ AIR PURIFICATION AND IN SEWAGE TREATMENT PLANTS ]]
Natural Agricultural ProductsEVAPORATIVE PADS FOR WATER CONDITIONING EQUIPMENT; AIR CONDITIONING AND VENTILATION APPARATUS-NAMELY, COOLING TOWERS FOR AIR CONDITIONERS AND PARTS THEREOF COMPRISING SPRAY NOZZLES; COOLING TOWER FILL MADE OF CELLULOSIC, PLASTIC, CERAMIC AND FIBER GLASS MATERIAL; HEAT EXCHANGERS FOR USE WITH HUMIDIFYING INSTALLATIONS; EVAPORATIVE PADS FOR AIR CONDITIONING EQUIPMENT; AIR AND GAS HUMIDIFIERS; AND EVAPORATIVE COOLERS
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