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DONAS MARIANO
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DONAS MARIANO
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Publication of ES237236A1publicationCriticalpatent/ES237236A1/es
Dispostivo de alarma contra la violación de puertas, caracterizado por utilizarse dos sistemas de alarma independientes, uno de los cuales, detonante, es puesto en práctica por la acción de percutores que se desarman automáticamente cuando una barra solidaria de ellos se libera de un tope, y el otro, eléctrico, sonoro o luminoso, queda establecido a través de los mismos percutores y de los soportes de los fulminantes.
ES0237236A1957-02-151957-08-22Dispositivo de alarga contra la violacion de puertas
ExpiredES237236A1
(es)