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发明名称
Improvements relating to the construction of safety valves
摘要
申请公布号
GB608072(A)
申请公布日期
1948.09.09
申请号
GB19460004701
申请日期
1946.02.14
申请人
HOPKINSONS LIMITED;RICHARD LESLIE BROWN
发明人
分类号
F16K17/06
主分类号
F16K17/06
代理机构
代理人
主权项
地址
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