DIFF Subgroup
F21V 7/10 Construction
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Reflectors for light sources > Construction
CPC:
Reflectors for light sources (characterised by cooling arrangements F21V29/505) > Construction
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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