ISO-6489-3 Complete Document History
Agricultural vehicles - Mechanical connections between towed and towing vehicles - Part 3: Tractor drawbar

Complete Current Edition:
   3RD EDITION - Part 3: Tractor drawbar - Feb. 1, 2021

Obsolete Revision Information:
   2ND EDITION - Part 3: Tractor drawbar - June 1, 2004
   1ST EDITION - PART 3: TRACTOR DRAWBAR, AGRIC - Dec. 15, 1992