JIS-A-4009 Complete Document History
Components of air duct

Complete Current Edition:
   2017 EDITION - Components of air duct - March 21, 2017
   FOR 2017 EDITION SEE - JIS-A-4009 JAPANESE - March 21, 2017

Obsolete Revision Information:
   1997 EDITION - REAFFIRMED IN 2012 - Jan. 1, 1997