DIFF Subgroup
H04N 5/70 Circuit details for electroluminescent devices
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Details of television systems > Transforming electric information into light information > Circuit details for electroluminescent devices
CPC:
Details of television systems (scanning details or combination thereof with generation of supply voltages H04N3/00) > Transforming electric information into light information (scanning details H04N3/00) > Circuit details for electroluminescent devices
No child classifications to compare. This is a leaf node in both IPC and CPC.