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发明名称
SHAFT SEAL DEVICE
摘要
申请公布号
JPH0712236(A)
申请公布日期
1995.01.17
申请号
JP19930148869
申请日期
1993.06.21
申请人
HITACHI LTD
发明人
CHIBA YOSHIAKI;AIZAWA KOJI;YAMADA MASAYUKI
分类号
F04D29/12;F16J15/34;(IPC1-7):F16J15/34
主分类号
F04D29/12
代理机构
代理人
主权项
地址
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