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发明名称
Vorrichtung zur Sicherung von Raeumen gegen Eindringen von Kampfgasen
摘要
申请公布号
DE673664(C)
申请公布日期
1939.03.25
申请号
DE1936A079469D
申请日期
1936.05.24
申请人
HEINRICH ALBERT;GEORG ALBERT
发明人
分类号
A62B13/00
主分类号
A62B13/00
代理机构
代理人
主权项
地址
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