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发明名称
Control spool for a draft/position control hydraulic system
摘要
申请公布号
GB1022185(A)
申请公布日期
1966.03.09
申请号
GB19630029291
申请日期
1963.07.24
申请人
INTERNATIONAL HARVESTER COMPANY
发明人
分类号
A01B63/111;F15B13/04
主分类号
A01B63/111
代理机构
代理人
主权项
地址
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