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发明名称
摘要
申请公布号
JPS5238833(Y2)
申请公布日期
1977.09.03
申请号
JP19730020412U
申请日期
1973.02.16
申请人
发明人
分类号
B65H29/36;B65H29/32;B65H31/38;(IPC1-7):B65H31/38
主分类号
B65H29/36
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