F21L 4/06
Electric lighting devices with self-contained electric batteries or cells with the light source coupled to the remainder of the device solely by cable
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Edits on 16 Mar, 2022
Golden AI
Edits on 5 Mar, 2022
Golden AI
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Description (+150 characters)
F21L 4/06
Electric lighting devices with self-contained electric batteries or cells with the light source coupled to the remainder of the device solely by cable
Infobox
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