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Bicycle power-assisted device, has two pallets equipped at side surface of chassis, and pallets cooperated with inner teeth of ratchet wheel, and jacking block cooperated with outer teeth of ratchet wheel. 专利
申请日期: 2008-01-01, 公开日期: 2008-07-23
作者:  CHU J YU Y ZHAO X FENG L XIN W
收藏  |  浏览/下载:5/0  |  提交时间:2019/12/27
IMIDAZOQUINOLINE COMPOUND 专利
作者:  VALIANTE NICHOLAS;  XU FENG;  LIN XIAODONG;  CHU DANIEL;  WANG XIAOJING MICHAEL
收藏  |  浏览/下载:0/0  |  提交时间:2019/12/05
Protection for the epitaxial structure of metal devices 专利
专利号: WO2008045886A3, 公开日期: 2008-04-17
作者:  FAN, FENG-HSU;  DOAN, TRUNG TRI;  TRAN, CHUONG ANH;  CHU, CHEN-FU;  CHENG, CHAO-CHEN
收藏  |  浏览/下载:9/0  |  提交时间:2019/12/26


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