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经营范围
发明名称
VALVE DEVICE
摘要
申请公布号
JPH06221466(A)
申请公布日期
1994.08.09
申请号
JP19930027653
申请日期
1993.01.22
申请人
HITACHI METALS LTD
发明人
KAZAMA YOICHIRO;KOYAMA TOMIHISA
分类号
F16K31/06;F16K31/42;(IPC1-7):F16K31/42
主分类号
F16K31/06
代理机构
代理人
主权项
地址
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