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申请公布号
JPS5249110(Y2)
申请公布日期
1977.11.08
申请号
JP19720019372U
申请日期
1972.02.16
申请人
发明人
分类号
B65H49/20;B65H75/00;B65H75/34;B65H75/40;(IPC1-7):H02G1/18
主分类号
B65H49/20
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