发明名称 Keyboard key with changeable indicia
摘要 A key in a keyboard for programmable computers, having its farther end recessed to form a nail-sparing shelf for carrying an exchangable mark or indicia. According to the invention the shelf serves as a seat for a flat and transparent pocket for receiving a removable lable carrying said mark, and having its insert opening blocked by the inner edge of the shelf.
申请公布号 US4100402(A) 申请公布日期 1978.07.11
申请号 US19760743632 申请日期 1976.11.22
申请人 HUGIN KASSAREGISTER AB 发明人 LUNDSTROM, GORAN;HUIJSERS, WILLEM
分类号 G06C7/02;(IPC1-7):G06C7/02;B41J5/16 主分类号 G06C7/02
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