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发明名称
HYDRAULIC DRIVING METHOD OF AND HYDRAULIC DRIVING APPARATUS FOR HYDRAULIC MACHINE
摘要
申请公布号
US5074194(A)
申请公布日期
1991.12.24
申请号
US19890432729
申请日期
1989.10.27
申请人
HITACHI CONSTRUCTION MACHINERY CO., LTD.
发明人
HIRATA, TOICHI;YOSHIDA, KUNIAKI;TANAKA, HIDEAKI;SUGIYAMA, GENROKU;HAGA, MASAKAZU
分类号
E02F9/22
主分类号
E02F9/22
代理机构
代理人
主权项
地址
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