U.S. federal trademark · Serial No. 75030372 · Reg. No. 1190522
packing material, especially made of thermoplastic synthetic material, for the treatment of liquids and/or gases, preferably for biological waste-water treatment, and for industrial processes, namely, absorption, desorption, distillation, rectification, extraction, scrubbing of gas and air; strip-shaped webs of material made of thermoplastic synthetic material for use as a carrier material in processing plants
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