U.S. federal trademark · Serial No. 73375561 · Reg. No. 743
Chemical Preparations-Namely, Polyelectrolytes for Use as Flocculating Agents, Precipitating Agents, Flotation Agents, Sedimentation Agents, Coagulant Aids and as Retention Aids, All Goods for the Filtration Clarification and Purification of Liquids; Thickening Agents for Industrial Use
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