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Dispositivo aireador y protector térmico para bombillas, mejorado, aplicable particularmente a las lámparas cuya bombilla conlleva una envolvente reflectora, caracterizado esencialmente porque consiste en un elemento alámbrico de desarrollo helicoidal que circunda a dicha envolvente con sus espiras notablemente separadas entre si y distanciadas alrededor de la misma envolvente, cuyo elemento helicoidal está interpuesto entre la boca del portalámparas y la boca del sombrerete o pantalla de la lámpara,
ES1984282032U1984-10-031984-10-03Dispositivo aireador y protector termico para bombillas, mejorado
ExpiredES282032Y
(es)
Bulb-type electronic energy-saving lamp with the same shape and size as standard incandescent lamps allowing directly replacement of the standard lamps