发明名称 INFORMATION CARD RETRIEVAL DEVICE
摘要 An information card retrieval device comprising a multiplicity of jackets each for containing an information card carrying picture information, a plurality of magazines each for containing a plurality of such jackets, a drum for supporting said plurality of magazines in juxtaposition, and a means for transporting the magazines on the drum at random to a selector means thereby to accomplish the retrieval of a desired information card from a desired magazine transported to the selector means.
申请公布号 US3800942(A) 申请公布日期 1974.04.02
申请号 USD3800942 申请日期 1973.04.11
申请人 HITACHI LTD,JA 发明人 HIRATA J,JA;HAYASHI S,JA;SAKAI K,JA
分类号 G03B21/64;G03B21/11;G03B23/02;G06F17/30;G06K17/00;G06K21/00;G06K21/02;G11B15/68;(IPC1-7):B07C3/10 主分类号 G03B21/64
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