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� Home : ITU-R : Publications : Recommendations : M�Series : M.257
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M.257�:�Sequential Single Frequency selective-calling system for use in the maritime mobile service �

Recommendation M.257

Approved in 1995-10

Managed by R00-SG05

Note - Suppressed on 28/04/2011 (CACE/537)
Main
Number
 Title Status Questions
M.257-3 (10/95)
� 		Sequential Single Frequency selective-calling system for use in the maritime mobile service �
Note - Suppressed on 28/04/2011 (CACE/537) 		Withdrawn (Main)
 N/A �
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Previous versions
Number
 Title Status Questions
M.257-2 (07/78)
� 		Selective-calling system for use in the maritime mobile service � Superseded
N/A �

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