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发明名称
Developer carrier having grooves on a surface thereof, developing device including the developer carrier, and an image forming apparatus including the developing device
摘要
申请公布号
EP1333338(B1)
申请公布日期
2008.04.09
申请号
EP20030002505
申请日期
2003.02.04
申请人
RICOH COMPANY, LTD.
发明人
TERAI, JUNICHI
分类号
G03G9/08;G03G15/09;G03G9/10;G03G15/08
主分类号
G03G9/08
代理机构
代理人
主权项
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