Einrichtung an Gasschutzmasken mit Ausatemventil zur Erleichterung des Fernsprechens,申请号DENDATD064939D-传众专利搜索

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发明名称	Einrichtung an Gasschutzmasken mit Ausatemventil zur Erleichterung des Fernsprechens
摘要
申请公布号	DE612888(C)	申请公布日期	1935.05.07
申请号	DENDATD064939D	申请日期
申请人	DEGEA AKT.-GES. (AUERGESELLSCHAFT);DEGEA AKT.-GES. (AUERGESELLSCHAFT)	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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