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发明名称	MANHOLE
摘要
申请公布号	KR870000089(Y1)	申请公布日期	1987.02.07
申请号	KR19840001594U	申请日期	1984.02.27
申请人	IM SE-BIN	发明人	IM SE-BIN
分类号	E02D29/14;(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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