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发明名称
摘要
申请公布号
JPS57184851(U)
申请公布日期
1982.11.24
申请号
JP19810072438U
申请日期
1981.05.19
申请人
发明人
分类号
B65H31/24;B65H39/10;B65H39/11;(IPC1-7):B65H39/10
主分类号
B65H31/24
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