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发明名称
摘要
申请公布号
JPS473071(U)
申请公布日期
1972.09.02
申请号
JP19710003128U
申请日期
1971.01.27
申请人
发明人
分类号
B65H18/02;B65H19/00;(IPC1-7):B65H19/02
主分类号
B65H18/02
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代理人
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