2012DIN EN 1906:2012-12 Building hardware - Lever handles and knob furniture - Requirements and test methods; German version EN 1906:2012 / Note: To be amended by DIN EN 1906/A1 (2017-02).
2012DIN EN 1906:2012 Building hardware - Lever handles and knob furniture - Requirements and test methods; German version EN 1906:2012
2010DIN EN 1906:2010 Building hardware - Lever handles and knob furniture - Requirements and test methods; German version EN 1906:2010