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Priority to ES0004380UpriorityCriticalpatent/ES4380Y/en
Publication of ES4380UpublicationCriticalpatent/ES4380U/en
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Publication of ES4380YpublicationCriticalpatent/ES4380Y/en
An improved elastic support, for filaments of electric bulbs, characterized essentially by disposing one of the electrodes, giving spiral or zigzag form, inside the support rod, and the other spliced to the spring that joins the fractions of the rod, such so that this is an extension of the electrode; checking the union of the electrodes to the filament, by means of two of the pins that serve as a support to it. (Machine-translation by Google Translate, not legally binding)
ES0004380U1935-12-031935-12-03
Elastic holder perfected for electric bulb filaments.
ExpiredES4380Y
(en)