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发明名称
HYDRAULIC ROCK BREAKER CIRCUIT FOR AN EXCAVATOR
摘要
申请公布号
GB1524939(A)
申请公布日期
1978.09.13
申请号
GB19770019540
申请日期
1977.05.10
申请人
CATERPILLAR TRACTOR CO
发明人
分类号
G05B11/60;B25D17/00;F15B13/02;(IPC1-7):F15B13/06
主分类号
G05B11/60
代理机构
代理人
主权项
地址
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