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发明名称
SHUT-OFF VALVE
摘要
申请公布号
GB1556420(A)
申请公布日期
1979.11.21
申请号
GB19760030386
申请日期
1976.07.21
申请人
LEHTINEN U
发明人
分类号
F16K11/085;F16K27/06;(IPC1-7):F16K25/00
主分类号
F16K11/085
代理机构
代理人
主权项
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