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发明名称
摘要
申请公布号
JPS60167861(U)
申请公布日期
1985.11.07
申请号
JP19840055681U
申请日期
1984.04.16
申请人
发明人
分类号
F16J15/34;(IPC1-7):F16J15/34
主分类号
F16J15/34
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