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发明名称
VENTIL
摘要
申请公布号
DE2656697(A1)
申请公布日期
1977.06.23
申请号
DE19762656697
申请日期
1976.12.15
申请人
PEGLER-HATTERSLEY LTD.
发明人
分类号
F16K7/00;F16K7/06;(IPC1-7):F16K7/00
主分类号
F16K7/00
代理机构
代理人
主权项
地址
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