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据国家知识产权局对外公布的数据显示,截止2014年年底,中国化工集团曙光橡胶工业研究设计院有限公司(以下简称曙光院)已申请航空轮胎核心专利41项(占该领域中国专利申请总量的54%),其中申请航空子午线轮胎专利11项(占该领域中国专利申请总量的79%);拥有航空轮胎有效专利27项(占该领域中国有效专利的57%),其中航空子午线轮胎专利6项(占该领域
According to data released by the State Intellectual Property Office, as of the end of 2014, Shuguang Rubber Research Institute Co., Ltd. (hereinafter referred to as Shuguangyuan) of China National Chemical Corporation has applied for 41 core patents for aviation tires (accounting for the total number of Chinese patent applications in this field ), Of which 11 were applied for radial radial tire patents (accounting for 79% of the total number of Chinese patent applications in this field); 27 effective aviation tire patent rights (accounting for 57% of effective Chinese patents in this field), of which aviation radial tires Patent 6 (accounting for the field