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PETZET SOC GEB
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PETZET SOC GEB
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Application grantedgrantedCritical
Publication of FR406913ApublicationCriticalpatent/FR406913A/fr
F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V37/00—Details of lighting devices employing combustion as light source, not otherwise provided for
F21V37/0004—Details of lighting devices employing combustion as light source, not otherwise provided for using liquid fuel
F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V7/00—Reflectors for light sources
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Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Chemical & Material Sciences
(AREA)
Combustion & Propulsion
(AREA)
FR406913D1909-09-101909-09-10Dispositif pour renforcer l'intensité de l'éclairage et pour protéger les yeux
ExpiredFR406913A
(fr)