Improvements relating to ventilation as protection against poison gas or the like,申请号GB19340001214-传众专利搜索

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发明名称	Improvements relating to ventilation as protection against poison gas or the like
摘要
申请公布号	GB429049(A)	申请公布日期	1935.05.23
申请号	GB19340001214	申请日期	1934.01.12
申请人	JULES DOMS	发明人
分类号	A62B7/10;A62B13/00;A62B18/02	主分类号	A62B7/10
代理机构		代理人
主权项
地址

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