COVER FRAME STRUCTURE OF GROUND OPENING HOLE,申请号JP19950250185-传众专利搜索

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发明名称	COVER FRAME STRUCTURE OF GROUND OPENING HOLE
摘要
申请公布号	JPH0971961(A)	申请公布日期	1997.03.18
申请号	JP19950250185	申请日期	1995.09.04
申请人	SUEMATSU DAIKICHI	发明人	SUEMATSU DAIKICHI
分类号	E02D29/14;G09F19/22;(IPC1-7):E02D29/14	主分类号	E02D29/14
代理机构		代理人
主权项
地址

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