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发明名称
摘要
申请公布号
JPS5972371(U)
申请公布日期
1984.05.16
申请号
JP19820170214U
申请日期
1982.11.09
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发明人
分类号
F16K17/34;(IPC1-7):F16K17/34
主分类号
F16K17/34
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