Procurement of Wood Based Impregnated Compressed Laminates for use in Railway Coaches to Size: 2850 mm X 1220 mm X 12 mm to RDSO ' s Spec. no. C- 9407, Type- II, ( Rev. 03 of Feb, 2007 ) With 04 Amednments- Last Amendment slip No. 4 issued on July 2019 and with Corrigendum No- 1 of June- 2015.