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DONAS MARIANO
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DONAS MARIANO
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Publication of ES237236A1publicationCriticalpatent/ES237236A1/en
Alarm device against the violation of doors, characterized by using two independent alarm systems, one of which, detonating, is put into practice by the action of strikers that disarm automatically when a bar solidary of them is released from a stop, and the other, electrical, sound or light, is established through the same strikers and the supports of the fulminantes. (Machine-translation by Google Translate, not legally binding)
ES0237236A1957-02-151957-08-22Alarging device against the violation of doors (Machine-translation by Google Translate, not legally binding)
ExpiredES237236A1
(en)