发明名称 |
German mark-Euro currency calculator |
摘要 |
A conventional electronic calculator is provided with an additional conversion button. After pressing the conversion button, the result of a conversion is displayed on a digital display. The button can be set to the conversion rate of the national currencies. The calculator may be integrated in a conventional watch.
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申请公布号 |
DE19800246(A1) |
申请公布日期 |
1999.07.08 |
申请号 |
DE19981000246 |
申请日期 |
1998.01.07 |
申请人 |
COEPPICUS, ROLF, DR., 46147 OBERHAUSEN, DE |
发明人 |
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分类号 |
G04B47/00;G06F15/02;(IPC1-7):G06F17/60;G06F19/00 |
主分类号 |
G04B47/00 |
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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