ALARM DEVICE USING MAGNET,申请号KR19870005325U-传众专利搜索

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发明名称	ALARM DEVICE USING MAGNET
摘要
申请公布号	KR900010445(Y1)	申请公布日期	1990.11.17
申请号	KR19870005325U	申请日期	1987.04.14
申请人	KIM JAE-HAN	发明人	KIM JAE-HAN
分类号	G08B13/24;(IPC1-7):G08B13/24	主分类号	G08B13/24
代理机构		代理人
主权项
地址

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