EMERGENCY ESCAPE DEVICE,申请号KR19920007841U-传众专利搜索

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发明名称	EMERGENCY ESCAPE DEVICE
摘要
申请公布号	KR940003909(Y1)	申请公布日期	1994.06.15
申请号	KR19920007841U	申请日期	1992.05.07
申请人	RYU, WANG - SU	发明人	RYU, WANG - SU
分类号	E04F17/00;E06C9/10;(IPC1-7):E04F17/00	主分类号	E04F17/00
代理机构		代理人
主权项
地址

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