Working Party on Lighting and Light-signalling
← GRE 76
GRE 78 →
4-7 Apr 2017  · Geneva
Agenda All Documents Formal Informal Report
Filtered: UN R37 Filament Lamps Remove filter
20 Jan 2017 GRE-77-02 Equivalence criteria for LED substitute light source categories as equivalents for corresponding filament light source categories (GTB)