Telephone with function for adding and removing regional numbers from telephone numbers to be dialed
US5894507A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 31, 1996 |
| Grant date | Apr 13, 1999 |
| Priority date | — |
| Expiry date | May 31, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/57
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A telephone including a telephone number memory for storing telephone numbers; a present regional number unit for storing a present regional number of the telephone itself; a telephone number selection unit for selecting, from the telephone numbers stored in the telephone number memory, a telephone number indicated by a user; a regional number removal unit for removing a regional number portion from the telephone number selected by the telephone number selection unit when the regional number portion matches the present regional number stored in the present regional number memory; and a caller unit for performing calling processes using the telephone number after the telephone number is processed by the regional number removal unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.