NF P26-330-1:2012 Building hardware - Requirements and test methods Hardware for windows and door height windows - Part 1 : requirements common to all types of hardware.
2012NF P26-330-1:2012 Building hardware - Requirements and test methods Hardware for windows and door height windows - Part 1 : requirements common to all types of hardware.
2006NF P26-330-1:2006 Building hardware - Requirement and test methods for windows and doors heigt windows - Part 1 : requirements common to all types of hardware.