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发明名称
Ausatemventil aus Gummi oder einem gummiaehnlichen Stoff fuer Gasschutzmasken
摘要
申请公布号
DE865415(C)
申请公布日期
1953.02.02
申请号
DE1940D003757D
申请日期
1940.10.12
申请人
DRAEGERWERK
发明人
分类号
A62B18/10
主分类号
A62B18/10
代理机构
代理人
主权项
地址
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