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I.255.1 : Community of interest supplementary services : Closed User Group

Recommendation I.255.1

In force components
Number
 Title Status
I.255.1 (08/92)
  		Community of interest supplementary services : Closed User Group   In force
 
 
Superseded and Withdrawn components
Number
 Title Status
I.255.1 (11/88)
  		Community of interest supplementary services : Closed User Group (CUG)   Superseded

 

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Updated : 2011.03.14