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发明名称
摘要
申请公布号
JPS549385(B2)
申请公布日期
1979.04.24
申请号
JP19730011214
申请日期
1973.01.29
申请人
发明人
分类号
B65H31/10;B65H31/12;B65H31/18;B65H43/00;G06K13/14
主分类号
B65H31/10
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代理人
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