CPC Main Group Additional Only
Y02B 20/00 Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
3 direct subcodes
Child Classifications
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- Y02B 20/30 Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
- Y02B 20/40 Control techniques providing energy savings, e.g. smart controller or presence detection
- Y02B 20/72 in street lighting