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发明名称
Luftabsperrvorrichtung für eine Luftförderleitung, insbesondere für Schutzräume
摘要
申请公布号
CH413607(A)
申请公布日期
1966.05.15
申请号
CH19630004075
申请日期
1963.03.29
申请人
RICKENBACH,HUGO
发明人
RICKENBACH,HUGO
分类号
A62B13/00;F16J15/00;F16J15/32;F16K1/22;F16K1/226;(IPC1-7):A62B13/00
主分类号
A62B13/00
代理机构
代理人
主权项
地址
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