Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F21
LIGHTING
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F21V
FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
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33/00
Structural combinations of lighting devices with other articles, not otherwise provided for
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F21V33/0004
Personal or domestic articles
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F21V33/0016
Furnishing for windows and doors
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