DIFF Subgroup
F21S 43/13 characterised by the type of light source
Introduced: January 2018
Full Title
Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights > characterised by the light source > characterised by the type of light source
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
IPC defines codes here since 2018.
Child Classifications
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- F21S 43/16 Light sources where the light is generated by photoluminescent material spaced from a primary light generating element since 2018 IPC+CPC Available in IPC and CPC