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Individual
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Individual
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Priority to ES0028221UpriorityCriticalpatent/ES28221Y/en
Publication of ES28221UpublicationCriticalpatent/ES28221U/en
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Publication of ES28221YpublicationCriticalpatent/ES28221Y/en
A unipolar lampholder for fluorescence, essentially characterized by being formed by a block of insulating material, in which and on its front side, two lateral channels are provided which in turn open into another housing or central channel, in which it has to the connection with the lamp electrode (Machine-translation by Google Translate, not legally binding)
ES0028221U1951-09-281951-09-28
Unipolar lamp holder for fluorescence
ExpiredES28221Y
(en)
IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF PORTALMAPARAS OF PRESSED INSULATING MATERIAL, BIPARTIDO, INSURANCE AGAINST CONTACTS AND INTENDED FOR LAMPS INCANDESCENT