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科力尔:关于公司控股孙公司取得发明专利证书的公告

Group 1 - The core point of the article is that Koliar has announced the acquisition of a patent for a pressure-retaining pump from the National Intellectual Property Administration of China [2] Group 2 - Koliar's subsidiary, Shenzhen Koliar Pump Industry Co., Ltd., is the entity that received the patent [2] - The patent is titled "A Pressure-Retaining Pump" [2]