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经营范围
发明名称
HYDRAULIC SERVO VALVE
摘要
申请公布号
JPS56160407(A)
申请公布日期
1981.12.10
申请号
JP19800060559
申请日期
1980.05.09
申请人
HITACHI LTD;HITACHI SANKI ENG
发明人
WATANABE HARUO;NEMOTO MASAMI;ICHIYANAGI TAKESHI;NAKAMURA ICHIROU;AKASAKA YOSHIMICHI
分类号
F15B13/044
主分类号
F15B13/044
代理机构
代理人
主权项
地址
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