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发明名称
HYDRAULIC DRIVE DEVICE AND DIRECTION SWITCHOVER VALVE FOR HYDRAULIC MACHINE
摘要
申请公布号
KR20000064519(A)
申请公布日期
2000.11.06
申请号
KR1019980705463
申请日期
1998.07.16
申请人
发明人
分类号
F15B11/00;E02F9/22
主分类号
F15B11/00
代理机构
代理人
主权项
地址
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