发明名称 Image forming apparatus capable of displaying a capacity and/or a remaining quantity of sheets of paper
摘要 A copying apparatus comprises a plurality of sheet storing trays, a detector for detecting a quantity of sheets of paper in each tray, and an indicator. The indicator displays a capacity of a tray selected for copy operation and also displays the remaining quantity of sheets in that tray in response to the detector.
申请公布号 US4748479(A) 申请公布日期 1988.05.31
申请号 US19870052729 申请日期 1987.05.20
申请人 MINOLTA CAMERA KABUSHIKI KAISHA 发明人 OHIRA, TADASHI;ITO, MASAZUMI;MARUTA, SYUZI
分类号 B65H7/04;G03G15/00;G03G21/00;(IPC1-7):G03B27/58 主分类号 B65H7/04
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