发明名称 Information medium, especially door plate
摘要 The door plate, with a transparent cover sheet, is characterised in that the information element (5) has, on its reverse, a slit which extends over its length and is masked from the front, and into which at least one guide web (2) of the base plate (1) engages. <IMAGE>
申请公布号 DE3343537(A1) 申请公布日期 1984.06.07
申请号 DE19833343537 申请日期 1983.12.01
申请人 FLATH,WOLFGANG;FRANK,HERBERT 发明人 FLATH,WOLFGANG;FRANK,HERBERT
分类号 G09F7/08;(IPC1-7):G09F7/08 主分类号 G09F7/08
代理机构 代理人
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