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经营范围
发明名称
GOSEIJUSHIBENNOSEIZOHOHO
摘要
申请公布号
JP2642688(B2)
申请公布日期
1997.08.20
申请号
JP19880225832
申请日期
1988.09.09
申请人
HITACHI KINZOKU KK
发明人
AKYAMA SABURO;OOYA HIROSHI;KATO TAKESHI
分类号
F16K27/06;(IPC1-7):F16K27/06
主分类号
F16K27/06
代理机构
代理人
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地址
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