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MAC OUAT
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MAC OUAT
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Publication of FR319095ApublicationCriticalpatent/FR319095A/fr
F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
F21V17/04—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the light source
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01K—ELECTRIC INCANDESCENT LAMPS
H01K7/00—Lamps for purposes other than general lighting
H01K7/02—Lamps for purposes other than general lighting for producing a narrow beam of light; for approximating a point-like source of light, e.g. for searchlight, for cinematographic projector
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Engineering & Computer Science
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General Engineering & Computer Science
(AREA)
FR319095D1902-02-251902-02-25Perfectionnements dans les lampes électriques à incandescence
ExpiredFR319095A
(fr)