发明名称 Image forming apparatus with first and second settable resolution grades
摘要 An image forming apparatus includes an image bearing member and a toner image forming device forming a toner image on the image bearing member, using light toners, and dark toners which have a same hue as that of the light toners and are darker than the light toners. The apparatus forms images using first and second settable resolution grades.
申请公布号 US7945177(B2) 申请公布日期 2011.05.17
申请号 US20070860139 申请日期 2007.09.24
申请人 CANON KABUSHIKI KAISHA 发明人 TOMIZAWA TAKESHI
分类号 G03G15/00 主分类号 G03G15/00
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