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发明名称
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申请公布号
JPS4914733(Y1)
申请公布日期
1974.04.12
申请号
JP19700042845U
申请日期
1970.05.04
申请人
发明人
分类号
C23C14/24;C23C14/30;D02J1/22;(IPC1-7):C23C13/12
主分类号
C23C14/24
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