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发明名称
摘要
申请公布号
JPS5336171(Y2)
申请公布日期
1978.09.04
申请号
JP19720058359U
申请日期
1972.05.18
申请人
发明人
分类号
D06F57/12;D06F57/00;(IPC1-7):D06F57/00
主分类号
D06F57/12
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