发明名称 |
Network selection adapter for telephone enables most financially advantageous connection to be automatically selected for both national and international calls |
摘要 |
The adapter automatically makes available the most financially advantageous connection. The telephone system is expanded, corrected and its memory updated with the most up-to-date service provider tariffs at all times. The provider can be changed during a telephone conversation depending on the current most advantageous tariff
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申请公布号 |
DE19817631(A1) |
申请公布日期 |
1999.09.23 |
申请号 |
DE19981017631 |
申请日期 |
1998.04.21 |
申请人 |
DIETRICH, RAINER;LI PIRA, SANTO |
发明人 |
LI PIRA, SANTO |
分类号 |
H04M1/27;H04M1/2745;H04M15/28;(IPC1-7):H04Q3/00 |
主分类号 |
H04M1/27 |
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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