Masque protecteur contre les gaz nocifs,申请号FRD824082-传众专利搜索

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发明名称	Masque protecteur contre les gaz nocifs
摘要
申请公布号	FR824082(A)	申请公布日期	1938.02.01
申请号	FRD824082	申请日期	1936.10.17
申请人	LE GALLUS	发明人
分类号	A62B18/08;A62B18/10	主分类号	A62B18/08
代理机构		代理人
主权项
地址

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