NF G46-002-4/A1*NF EN ISO 9902-4/A1:2009 Textile machinery - Noise test code - Part 4 : yarn processing, cordage and rope manufacturing machinery - Amendment 1
2009NF G46-002-4/A1*NF EN ISO 9902-4/A1:2009 Textile machinery - Noise test code - Part 4 : yarn processing, cordage and rope manufacturing machinery - Amendment 1