REPAIR HOLE AT UTILITY DUCT OF A BUILDING,申请号KR19990023595U-传众专利搜索

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发明名称	REPAIR HOLE AT UTILITY DUCT OF A BUILDING
摘要
申请公布号	KR200177653(Y1)	申请公布日期	2000.04.15
申请号	KR19990023595U	申请日期	1999.10.30
申请人	WON HO GAE BAL CO., LTD.	发明人	KANG, WON-TAEK
分类号	E04F19/08;(IPC1-7):E04F19/08	主分类号	E04F19/08
代理机构		代理人
主权项
地址

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