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Individual
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Priority to ES116705UpriorityCriticalpatent/ES116705Y/en
Publication of ES116705UpublicationCriticalpatent/ES116705U/en
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Publication of ES116705YpublicationCriticalpatent/ES116705Y/en
An improved sofa bed essentially characterized by being constituted by a seat frame equipped with support legs on whose opposite smaller sides a second "U" -shaped backrest frame is articulated near whose vortices some levers with articulated ends are also articulated. We are free rounded and carrying rear stop pivots perpendicular to them as well as springs that relate them to the back frame itself. (Machine-translation by Google Translate, not legally binding)
ES116705U1965-10-051965-10-05
A PERFECTED SOFA-BED.
ExpiredES116705Y
(en)
Mechanical device for the articulation of the backrest of armchairs and the extension of its seat (Machine-translation by Google Translate, not legally binding)