ES209468A1 - Improvements in the construction of combinable electronic lighting announcements (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements in the construction of combinable electronic lighting announcements (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Carl Pole Joseph
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Carl Pole Joseph
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Priority to ES209468ApriorityCriticalpatent/ES209468A1/en
Publication of ES209468A1publicationCriticalpatent/ES209468A1/en
Improvements in the construction of combinable electric lighting signs that in themselves form a mechanical and electrical unit in which one or more gas discharge tubes are arranged on the metal front side of a standardized box provided with connection pins characterized by the front side the metallic part of the box serves to facilitate the ignition and the gas discharge tubes meet the impendencies that are interspersed in parallel connection with each other. (Machine-translation by Google Translate, not legally binding)
ES209468A1953-05-251953-05-25Improvements in the construction of combinable electronic lighting announcements (Machine-translation by Google Translate, not legally binding)
ExpiredES209468A1
(en)