OPENING AND SHUTTING DEVICE FOR DRAINING VALVE,申请号KR19910017175U-传众专利搜索

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发明名称	OPENING AND SHUTTING DEVICE FOR DRAINING VALVE
摘要
申请公布号	KR930006767(Y1)	申请公布日期	1993.10.06
申请号	KR19910017175U	申请日期	1991.10.16
申请人	JANG, MYONG - SOK	发明人	JANG, MYONG - SOK
分类号	F16K13/00;(IPC1-7):F16K13/00	主分类号	F16K13/00
代理机构		代理人
主权项
地址

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