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Aakula; Sirpa
Helsinki, FI
No. of patents:

Patent Number Title Of Patent Date Issued
6223049 Mobile communication system in which a numbering domain is divided into blocks by the use of ind April 24, 2001
A mobile communication system comprising subscribers provided with identifiers (101), one or more mobile exchanges, and a numbering domain allocated to the mobile communication system, the numbering domain comprising subscriber identifiers (101, 103). In the mobile communication syst

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