发明名称 Notched I.D. card
摘要 What has been disclosed herein represents an improvement in the existing system whereby identification cards are carried about the person in a manner in which, under the prior art, access to individual identification cards was difficult. The improvement comprises a non-slip finger engaging notch which permits the ready withdrawal of individual cards from card carrying cases without slippage between the fingers and the surface of the card.
申请公布号 US5096228(A) 申请公布日期 1992.03.17
申请号 US19900469774 申请日期 1990.01.10
申请人 RINDERKNECHT, LESTER W. 发明人 RINDERKNECHT, LESTER W.
分类号 B42D15/10 主分类号 B42D15/10
代理机构 代理人
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