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经营范围
发明名称
VALVE DEVICE
摘要
申请公布号
JPH02306312(A)
申请公布日期
1990.12.19
申请号
JP19890127557
申请日期
1989.05.20
申请人
HITACHI LTD;TOKYO DANREIKI SEISAKUSHO:KK
发明人
TANABE MASATOSHI;YOSHIHARA SHIGETOMO;KENMOCHI KAZUAKI
分类号
G05D16/06
主分类号
G05D16/06
代理机构
代理人
主权项
地址
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