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发明名称	MANHOLE
摘要
申请公布号	KR20060077514(A)	申请公布日期	2006.07.05
申请号	KR20040116401	申请日期	2004.12.30
申请人	DCP INC.;SON, HEE SUG	发明人	SON, HEE SUG;WANG, MAN SU
分类号	E03F3/04;E03F5/02	主分类号	E03F3/04
代理机构		代理人
主权项
地址

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