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发明名称
Valve actuating mechanism
摘要
申请公布号
US2226985(A)
申请公布日期
1940.12.31
申请号
US19390272656
申请日期
1939.05.09
申请人
SPENCER LOUIS R
发明人
SPENCER LOUIS R.
分类号
F01L1/18
主分类号
F01L1/18
代理机构
代理人
主权项
地址
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