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发明名称
SEALS FOR DUCTS
摘要
申请公布号
GB2083152(B)
申请公布日期
1984.01.11
申请号
GB19800032706
申请日期
1980.10.10
申请人
GROVAG GROSSVENTILTECHNIK AG
发明人
分类号
F16J15/52;F16L5/02;F16L5/10;F16L51/00;F24F13/02;(IPC1-7):F16J15/32
主分类号
F16J15/52
代理机构
代理人
主权项
地址
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