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发明名称
摘要
申请公布号
JPS5250806(Y2)
申请公布日期
1977.11.18
申请号
JP19740126980U
申请日期
1974.10.21
申请人
发明人
分类号
B41F21/00;B65H3/08;B65H5/08;B65H5/14;(IPC1-7):B41F21/00
主分类号
B41F21/00
代理机构
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