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Generic number cellular telephone

  • US 6,580,908 B1
  • Filed: 05/30/2000
  • Issued: 06/17/2003
  • Est. Priority Date: 07/16/1997
  • Status: Expired due to Fees
First Claim
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1. A method of operating a system of cellular phones through the use of dedicated numbers chosen from a pool of shared numbers, comprising the steps of:

  • by a first phone, attempting registration with a first mobile identification number from the pool of shared numbers, and by the first phone, proceeding to attempt registration with another number from the pool of shared numbers if the previous registration attempt is not successful.

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