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MacNamara; John
Orland Park, IL
No. of patents:

Patent Number Title Of Patent Date Issued
6539223 Mobile telecommunications device having multiple directory number capability March 25, 2003
A mobile telecommunications system includes within a serving system database entries that associate the identifier of a mobile unit, which could be a cellular telephone or a personal communications service (PCS) device, with a plurality of directory numbers. The mobile unit identifier

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