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发明名称
VARIABLE VALVES
摘要
申请公布号
GB8712945(D0)
申请公布日期
1987.07.08
申请号
GB19870012945
申请日期
1987.06.25
申请人
STIDWORTHY, F M
发明人
分类号
F01L1/348;F16H7/00;F16H7/08;F16H35/02
主分类号
F01L1/348
代理机构
代理人
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