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发明名称
OPERATING MODE CHANGE-OVER VALVE DEVICE FOR TWO-SPEED HYDRAULIC MOTOR SYSTEM
摘要
申请公布号
JPH09177656(A)
申请公布日期
1997.07.11
申请号
JP19950350314
申请日期
1995.12.21
申请人
SUMITOMO EATON KIKI KK
发明人
NAGAO MAKOTO
分类号
F16K31/124;F03C2/08;F16K11/22;F16K31/363;(IPC1-7):F03C2/08
主分类号
F16K31/124
代理机构
代理人
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地址
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