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发明名称
摘要
申请公布号
JPS6342977(U)
申请公布日期
1988.03.22
申请号
JP19860137717U
申请日期
1986.09.08
申请人
发明人
分类号
F16K3/00;(IPC1-7):F16K3/00
主分类号
F16K3/00
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