FR2117E - Bec à incandescence par le gaz de houille et autres, l'alcool et le pétrole et autres produits volatils brulant à flamme renversée
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Bec à incandescence par le gaz de houille et autres, l'alcool et le pétrole et autres produits volatils brulant à flamme renversée
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F23D2206/0084—Gas burners adapted for use in ceiling and wagon lamps
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FR2117A1903-05-161903-08-12Bec à incandescence par le gaz de houille et autres, l'alcool et le pétrole et autres produits volatils brulant à flamme renversée
ExpiredFR2117E
(fr)
Bruleur à gaz fonctionnant avec tous les gaz combustibles et propre à tous les chauffages : incandescence, chauffages domestiques, chauffages industriels