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Priority to ES0011956UpriorityCriticalpatent/ES11956Y/es
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Common Detailed Techniques For Electron Tubes Or Discharge Tubes
(AREA)
Connections Effected By Soldering, Adhesion, Or Permanent Deformation
(AREA)
Abstract
Una lámpara eléctrica de incandescencia, perfeccionada, que se caracteriza esencialmente por presentar el contacto entre el terminal de masa del filamento y el casquillo metálico formado por soldadura en la superficie interior de dicho casquillo metálico.
ES0011956U1945-05-051945-05-05Lámpara eléctrica de incandescencia, perfeccionada.
ExpiredES11956Y
(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