DIFF Subgroup
F21S 13/04 with a pendant
Introduced: September 1968
Full Title
Non-electric lighting devices or systems employing a point-like light source; Non-electric lighting devices or systems employing a light source of unspecified shape > Devices intended to be fixed, e.g. ceiling lamp, wall lamp > with a pendant
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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