,申请号JP19900227279-传众专利搜索

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发明名称
摘要
申请公布号	JP2613490(B2)	申请公布日期	1997.05.28
申请号	JP19900227279	申请日期	1990.08.28
申请人		发明人
分类号	E01B9/02;E01B1/00;(IPC1-7):E01B1/00	主分类号	E01B9/02
代理机构		代理人
主权项
地址

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