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发明名称
CAVITATION-PREVENTING PILOT VALVE CONTROL SYSTEM FOR POWER SHOVEL HYDRAULIC CIRCUIT
摘要
申请公布号
KR920009596(B1)
申请公布日期
1992.10.21
申请号
KR19890003470
申请日期
1989.03.20
申请人
KOBE STEEL CORP.
发明人
MIYAOKA, SATOSHI
分类号
E02F3/32;E02F3/43;E02F9/22;F15B11/08;(IPC1-7):E02F3/43;E02F9/20
主分类号
E02F3/32
代理机构
代理人
主权项
地址
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