DIFF Subgroup
F21Y 105/1 comprising a two-dimensional [2D] array of point-like light-generating elements
Introduced: January 2016
Full Title
Planar light sources > comprising a two-dimensional [2D] array of point-like light-generating elements
Of 2 combined children, 0 exist in both systems.
2 codes exist only in IPC.
IPC defines codes here since 2016.