EMERGENCY ESCAPE LADDER,申请号GB19900025136-传众专利搜索

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发明名称	EMERGENCY ESCAPE LADDER
摘要
申请公布号	GB2238474(B)	申请公布日期	1992.04.08
申请号	GB19900025136	申请日期	1990.11.19
申请人	ROLAND JOHN * SMITH;GORDON PAUL * SMITH	发明人	ROLAND JOHN * SMITH;GORDON PAUL * SMITH
分类号	A62B1/16;A62B35/00;E06C1/56;(IPC1-7):A62B1/16;A47D13/08	主分类号	A62B1/16
代理机构		代理人
主权项
地址

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