Gasschutzmaske,申请号DE1937D074962D-传众专利搜索

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发明名称	Gasschutzmaske
摘要
申请公布号	DE678279(C)	申请公布日期	1939.07.12
申请号	DE1937D074962D	申请日期	1937.03.26
申请人	DRAEGERWERK HEINR.;BERNH. DRAEGER	发明人
分类号	A62B18/02	主分类号	A62B18/02
代理机构		代理人
主权项
地址

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