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.
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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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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