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发明名称
摘要
申请公布号
JPS52151585(U)
申请公布日期
1977.11.17
申请号
JP19760060007U
申请日期
1976.05.12
申请人
发明人
分类号
B65H31/40;(IPC1-7):B65H31/40
主分类号
B65H31/40
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