UL-363 › Complete Document History
Standard for Knife Switches

Complete Current Edition:
   11TH EDITION - KNIFE SWITHCES - Aug. 12, 2011
   CHANGE 11/15 - REVISION CHANGE - CODE A - Nov. 13, 2015
   CHANGE 06/20 - REVISION CHANGE - CODE A - June 12, 2020

Obsolete Revision Information:
   CHANGE 01/04 - REVISION CHANGE - Jan. 22, 2004
   10TH EDITION - KNIFE SWITHCES - Jan. 27, 2000
   9TH EDITION - KNIFE SWITCHES - Jan. 1, 1994
   1987 EDITION - KNIFE SWITCHES - Jan. 1, 1987