,申请号JP20010273922-传众专利搜索

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发明名称
摘要
申请公布号	JP4968998(B2)	申请公布日期	2012.07.04
申请号	JP20010273922	申请日期	2001.09.10
申请人		发明人
分类号	E21B43/00;E21B43/295	主分类号	E21B43/00
代理机构		代理人
主权项
地址

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