Masque de protection contre les gaz,申请号FRD816484-传众专利搜索

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发明名称	Masque de protection contre les gaz
摘要
申请公布号	FR816484(A)	申请公布日期	1937.08.09
申请号	FRD816484	申请日期	1936.04.15
申请人		发明人	BLANCHARD LOUIS, MARIE, ANGE
分类号	A62B18/00	主分类号	A62B18/00
代理机构		代理人
主权项
地址

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