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EROLES FERNANDEZ MANUEL
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EROLES FERNANDEZ MANUEL
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Application filed by EROLES FERNANDEZ MANUELfiledCriticalEROLES FERNANDEZ MANUEL
Priority to ES0007539UpriorityCriticalpatent/ES7539Y/es
Publication of ES7539UpublicationCriticalpatent/ES7539U/es
Application grantedgrantedCritical
Publication of ES7539YpublicationCriticalpatent/ES7539Y/es
Un pulsador selectivo para timbres, caracterizado por que se compone esencialmente de un solo contactor que puede colocarse enfrente de numerosos polos por un sencillo giro del botón H),cerrando independientemente y a voluntad el circuito en uno cualquiera de varios timbres dispuestos al efecto, con solo oprimir después el botón A).
ES0007539U1942-06-161942-06-16Pulsador selectivo para timbres.
ExpiredES7539Y
(es)