A WATER LEAKAGE PREVENTING STRUCTURE IN WATER WORKS WATERSHED PLUG,申请号KR19990018038U-传众专利搜索

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发明名称	A WATER LEAKAGE PREVENTING STRUCTURE IN WATER WORKS WATERSHED PLUG
摘要
申请公布号	KR200169821(Y1)	申请公布日期	2000.02.15
申请号	KR19990018038U	申请日期	1999.08.23
申请人	KANG, SEOK-WEON	发明人	KANG, SEOK-WEON
分类号	E03C1/02;F16K5/04;(IPC1-7):E03C1/02	主分类号	E03C1/02
代理机构		代理人
主权项
地址

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