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Individual
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Individual
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Priority to ES0208951ApriorityCriticalpatent/ES208951A2/en
Publication of ES208951A2publicationCriticalpatent/ES208951A2/en
Improvements introduced in the object of the main patent no. 200,975 by a switch for electric current characterized by the fact that the switch acts as an inverter switch by fixing three annular segments or contacts to the cylinder thereof one of which covers the almost all of the perimeter of the same constituting the invariable phase and we two segments that unite the two phases allow the passage from one to another by two bridges terminated these ring segments in two contacts. (Machine-translation by Google Translate, not legally binding)
ES0208951A1953-04-241953-04-24A switch for electrical currents (Machine-translation by Google Translate, not legally binding)
ExpiredES208951A2
(en)