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发明名称
摘要
申请公布号
JPS5541898(U)
申请公布日期
1980.03.18
申请号
JP19780125252U
申请日期
1978.09.11
申请人
发明人
分类号
G03G15/20;(IPC1-7):G03G15/20
主分类号
G03G15/20
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