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      Change indicators

        a plus sign (+)    for an addition
        an asterisk (*)    for an amendment to structure
        a hash sign (#)    for changes to names
        a vertical bar (|) for changes to text for descriptions,
                           notes and functions
        a minus sign (-)   for a deletion
        an X sign (X)      for marked for deletion



       GRU  SEGMENT GROUP USAGE DETAILS


       Function: To specify the usage of a segment group within a
                 message type structure and its maintenance
                 operation.

010    9164 GROUP IDENTIFIER                           M    1 an..4

020    7299 REQUIREMENT DESIGNATOR CODE                C    1 an..3

030    6176 OCCURRENCES MAXIMUM NUMBER                 C    1 n..7

040    4513 MAINTENANCE OPERATION CODE                 C    1 an..3

050    1050 SEQUENCE POSITION IDENTIFIER               C    1 an..10






Segment GRU is used in the following Messages: 


       DIRDEF    DMRDEF    IMPDEF




    
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