MIL-L-11484/90 Complete Document History
Lapel Button, Length of Service (15, 20, 25, & 30 Years), National Transportation Safe


Obsolete Revision Information:
   REVISION B - LAPEL BUTTON, LENGTH OF SERVIC - Jan. 14, 1994
   REVISION A - LAPEL BUTTON, LENGTH OF SERVIC - June 27, 1988
   BASE - LAPEL BUTTON, LENGTH OF SERVIC - Feb. 27, 1970