73202952
Feb 7, 1979
Jan 13, 1981
Active Trademark
STERILIZED OR STERILIZABLE DISPOSABLE FILTRATION ELEMENTS WITH DIFFERENT FILTER SURFACES, THEIR SIZES AND THE SIZES OF THEIR PORES FOR STERILIZATION AND HIGH DEGREE CLEANING OF LIQUIDS + GASES IN THE ELECTRONIC-, PHARMACEUTICAL-, FOOD-, DELICACIES-, COSMETIC-, AND GENERAL CHEMICAL INDUSTRIES
Environmental Control Apparatus