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发明名称
FLUID-FLOW VALVES
摘要
申请公布号
GB1213954(A)
申请公布日期
1970.11.25
申请号
GB19690038271
申请日期
1969.07.30
申请人
LANDIS & GYR AG
发明人
分类号
F16K11/02;F16K11/044;F16K27/02
主分类号
F16K11/02
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代理人
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