UL-768 Complete Document History
Standard for Combination Locks

Complete Current Edition:
   8TH EDITION - COMBINATION LOCKS - Jan. 6, 2006
   CHANGE 03/07 - REVISION CHANGE - CODE A - March 9, 2007
   CHANGE 04/10 - REVISION CHANGE - CODE A - April 15, 2010
   CHANGE 07/13 - REVISION CHANGE - CODE B - July 10, 2013
   CHANGE 07/18 - REVISION CHANGE - CODE B - July 12, 2018
   CHANGE 08/23 - REVISION CHANGE - CODE B - Aug. 22, 2023

Obsolete Revision Information:
   7TH EDITION - COMBINATION LOCKS - Dec. 30, 1999
   CHANGE 8/23/1994 - COMBINATION LOCKS - Aug. 23, 1994
   6TH EDITION - COMBINATION LOCKS - Jan. 1, 1994
   1984 EDITION - COMBINATION LOCKS - Jan. 1, 1984