Perfectionnements aux moyens de protection des locaux habités contre les gaz nocifs contenus dans l'atmosphère extérieure,申请号FRD810942-传众专利搜索

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发明名称	Perfectionnements aux moyens de protection des locaux habités contre les gaz nocifs contenus dans l'atmosphère extérieure
摘要
申请公布号	FR810942(A)	申请公布日期	1937.04.02
申请号	FRD810942	申请日期	1936.09.15
申请人		发明人	RUSSELL FRANCIS JOHN
分类号	E06B5/14	主分类号	E06B5/14
代理机构		代理人
主权项
地址

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