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ASCENSORES S A A S A
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ASCENSORES S A A S A
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Priority to ES0054290UpriorityCriticalpatent/ES54290Y/en
Publication of ES54290UpublicationCriticalpatent/ES54290U/en
Application grantedgrantedCritical
Publication of ES54290YpublicationCriticalpatent/ES54290Y/en
New semi-automatic door, characterized by a spiral spring, inserted inside the blade whose mission is to fold or close said blade until it approaches the frame, and by a tilting hydraulic slide that has the sheet attached to its upper part that effects the butt closure very gently and without giving blows, being well supported when resting its wheel on the opposite wall of the frame. (Machine-translation by Google Translate, not legally binding)
ES0054290U1956-05-191956-05-19
Semi-automatic door
ExpiredES54290Y
(en)
Improvements in the mechanisms for the stoves, fogones and heating appliances by combustión of liquid fuels (Machine-translation by Google Translate, not legally binding)