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Una ampolla de vidrio con reflector, para lámparas eléctricas de incandescencia, caracterizada por el hecho, de que presenta parte de en superficie interior o exterior cubierta con una película de plata metílica, adherida al vidrio por precipitación química, o electrolítica, que formando un espejo cóncavo actuará a la vez de reflector y de pantalla.
ES0009510U1943-12-211943-12-21Ampolla de vidrio con reflector para lámparas eléctricas de incandescencia
PendingES9510U
(es)
Tubo para alumbrado por fluorescencia en forma de vela o bujía, aplicable a cualquier aparato de alumbrado eléctrico en sustitución de las bombillas por incandescencia