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Nivelmatic S A
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Nivelmatic S A
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Priority to ES0214972UpriorityCriticalpatent/ES214972U/en
Publication of ES214972UpublicationCriticalpatent/ES214972U/en
Operating, Guiding And Securing Of Roll- Type Closing Members
(AREA)
Abstract
Double hook slat for roller shutters, characterized by comprising a single piece body of variable length and substantially rectangular, formed by two parallel faces provided with longitudinal grooves, topped by two inclined planes, being joined at the top by a vertical plane finished in two curved hooks at different heights; its opposite end has two grooved extensions with similar hook profile, located towards the internal part of the piece and at different height and which are continuation of the said parallel faces. (Machine-translation by Google Translate, not legally binding)
ES0214972U1975-09-081975-09-08Double hook slat for roller shutters (Machine-translation by Google Translate, not legally binding)
PendingES214972U
(en)
Improvements introduced in the manufacture of elastic extensible metal tapes, with transversal elements requested to torsion, united between in doubly alternate points. (Machine-translation by Google Translate, not legally binding)