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发明名称
摘要
申请公布号
FR2440904(B1)
申请公布日期
1983.11.18
申请号
FR19780031552
申请日期
1978.11.08
申请人
发明人
分类号
B65H19/16;B65H19/18;B65H23/06;(IPC1-7):B65H19/00
主分类号
B65H19/16
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代理人
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