,申请号JP19950096011-传众专利搜索

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发明名称
摘要
申请公布号	JP3247575(B2)	申请公布日期	2002.01.15
申请号	JP19950096011	申请日期	1995.03.28
申请人		发明人
分类号	E21B44/00;E21B44/02;(IPC1-7):E21B44/00	主分类号	E21B44/00
代理机构		代理人
主权项
地址

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