Inline skates with two brakes used simultaneously,申请号US09/728509-传众专利搜索

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发明名称	Inline skates with two brakes used simultaneously
摘要
申请公布号	US6279921(B1)	申请公布日期	2001.08.28
申请号	US09/728509	申请日期	2000.12.01
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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