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经营范围
发明名称
HYDRAULIC CIRCUIT
摘要
申请公布号
JPS54130769(A)
申请公布日期
1979.10.11
申请号
JP19780036787
申请日期
1978.03.31
申请人
HITACHI LTD
发明人
DOBASHI AKIRA
分类号
F15B21/04
主分类号
F15B21/04
代理机构
代理人
主权项
地址
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