PIPE PROTECTING SENSOR,申请号KR19890004919U-传众专利搜索

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发明名称	PIPE PROTECTING SENSOR
摘要
申请公布号	KR910004772(Y1)	申请公布日期	1991.07.04
申请号	KR19890004919U	申请日期	1989.04.21
申请人	LEE WON-YONG	发明人	LEE WON-YONG
分类号	F16L53/00;F16L55/00;(IPC1-7):F16L53/00	主分类号	F16L53/00
代理机构		代理人
主权项
地址

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