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经营范围
发明名称
Atemventil, insbesondere fuer Gasschutzmasken
摘要
申请公布号
DE673045(C)
申请公布日期
1939.03.15
申请号
DE1933D066589D
申请日期
1933.09.10
申请人
DRAEGERWERK HEINR.;BERNH. DRAEGER
发明人
分类号
F16K15/02
主分类号
F16K15/02
代理机构
代理人
主权项
地址
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