DIFF Subgroup
H05B 33/26 characterised by the composition or arrangement of the conductive material used as an electrode
Introduced: September 1968
Full Title
Electroluminescent light sources > Light sources with substantially two-dimensional [2D] radiating surfaces > characterised by the composition or arrangement of the conductive material used as an electrode
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
Navigate with arrow keys, Enter to open