发明名称 System for deleting picture information
摘要 A system for deleting picture information is provided for a picture information file. The system has a keyboard, a 2-dimension scanning device, a magnetic tape device, a display device and a control device including a microprocessor. The deletion of the picture information recorded in the magnetic tape device is performed by recording the delete mark in a delete mark recording area of the retrieval title corresponding to the picture information to be deleted.
申请公布号 US4485411(A) 申请公布日期 1984.11.27
申请号 US19810316481 申请日期 1981.10.29
申请人 TOKYO SHIBAURA DENKI KABUSHIKI KAISHA 发明人 YAMAMOTO, KAZUHIKO
分类号 H04N1/387;G06F17/30;G06T11/60;G11B5/008;G11B27/024;G11B27/028;G11B27/28;H04N5/91;(IPC1-7):H04N1/22 主分类号 H04N1/387
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