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发明名称
Atemschutzfilter mit mehreren loesbar hintereinandergeschalteten Einzelfiltern
摘要
申请公布号
DE694423(C)
申请公布日期
1940.08.01
申请号
DE193300C8619D
申请日期
1933.12.14
申请人
CHEMISCHE FABRIK DR. HUGO STOLTZENBERG HAMBURG
发明人
分类号
A62B19/00
主分类号
A62B19/00
代理机构
代理人
主权项
地址
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