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发明名称
IMPROVED ONE-WAY OR RELIEF VALVE
摘要
申请公布号
GB1255535(A)
申请公布日期
1971.12.01
申请号
GB19690028625
申请日期
1969.06.05
申请人
THE WALTER KIDDE COMPANY LIMITED
发明人
RAYMOND WILSON
分类号
F16K17/04
主分类号
F16K17/04
代理机构
代理人
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