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法人/股东/高管

发明名称
摘要
申请公布号	JP3503059(B2)	申请公布日期	2004.03.02
申请号	JP20010104204	申请日期	2001.04.03
申请人		发明人
分类号	E21B7/00;F15B11/02;F15B11/04;F15B11/16;(IPC1-7):E21B7/00	主分类号	E21B7/00
代理机构		代理人
主权项
地址

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