Building disaster escape apparatus,申请号HK19990102172-传众专利搜索

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法人/股东/高管

发明名称	Building disaster escape apparatus
摘要
申请公布号	HK1019029(A2)	申请公布日期	1999.12.30
申请号	HK19990102172	申请日期	1999.05.17
申请人	LI HING KUEN	发明人	AI ZHEN ZHANG
分类号	A62B;(IPC1-7):A62B	主分类号	A62B
代理机构		代理人
主权项
地址

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