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Publication of CH144424ApublicationCriticalpatent/CH144424A/it
F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
F21V33/0088—Ventilating systems
F21V33/0096—Fans, e.g. ceiling fans
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Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
CH144424D1929-08-021929-08-02Lampada elettrica con ventilatore.
CH144424A
(it)