Safety fire escape,申请号US19280258771-传众专利搜索

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法人/股东/高管

发明名称	Safety fire escape
摘要
申请公布号	US1808492(A)	申请公布日期	1931.06.02
申请号	US19280258771	申请日期	1928.03.03
申请人	ERNEST BOCCHINO	发明人	BOCCHINO ERNEST
分类号	A62B1/02	主分类号	A62B1/02
代理机构		代理人
主权项
地址

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