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发明名称
摘要
申请公布号
JPS5033469(U)
申请公布日期
1975.04.11
申请号
JP19730087316U
申请日期
1973.07.25
申请人
发明人
分类号
B65H31/38;B65H33/02;(IPC1-7):B65H33/02
主分类号
B65H31/38
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