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发明名称
Improvements in or relating to valve actuating mechanism
摘要
申请公布号
GB660453(A)
申请公布日期
1951.11.07
申请号
GB19480005603
申请日期
1948.02.25
申请人
JAMES CLARENCE HOBBS
发明人
分类号
F16K31/50
主分类号
F16K31/50
代理机构
代理人
主权项
地址
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