发明名称 Image recording apparatus
摘要 An image recording apparatus comprises first signal output means for producing a signal indicating a recorded area of a recording medium, second signal output means for producing a signal indicating an image area to which an original document is to be copied, and control means for determining whether the recorded area and the copy area overlap based on the signals produced by the first and second signal output means, and if they overlap, issuing an alarm or inhibiting copying of the original document to the recording medium.
申请公布号 US4876570(A) 申请公布日期 1989.10.24
申请号 US19880244157 申请日期 1988.09.14
申请人 CANON KABUSHIKI KAISHA 发明人 IWAYA, TOSHIO
分类号 G03G15/00;G03G15/22 主分类号 G03G15/00
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