发明名称 Currency converter pocket calculator
摘要 The currency converter has the general form of a small pocket calculator that has an LCD display panel that is used for the entered value and the converted value. The unit has a matrix of numerical keys 4 and a number of function keys 7,8. Two main keys 4,5 allow the direction of conversion to be selected.
申请公布号 DE19705606(A1) 申请公布日期 1998.08.20
申请号 DE19971005606 申请日期 1997.02.14
申请人 KNAPPE, WOLFRAM, DIPL.-ING. (FH), 97318 KITZINGEN, DE;KNAPPE, EDELTRAUD, 97318 KITZINGEN, DE;KNAPPE, MICHAEL, DIPL.-ING. (FH), 97318 KITZINGEN, DE 发明人 KNAPPE, WOLFRAM, DIPL.-ING. (FH), 97318 KITZINGEN, DE;KNAPPE, EDELTRAUD, 97318 KITZINGEN, DE;KNAPPE, MICHAEL, DIPL.-ING. (FH), 97318 KITZINGEN, DE
分类号 G06F15/02;(IPC1-7):G06F17/60 主分类号 G06F15/02
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