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Individual
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Individual
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Priority to ES0061371UpriorityCriticalpatent/ES61371Y/en
Publication of ES61371UpublicationCriticalpatent/ES61371U/en
Application grantedgrantedCritical
Publication of ES61371YpublicationCriticalpatent/ES61371Y/en
A new sofa bed model, characterized in that it is constituted essentially by a fixed seat or frame base on which a backrest is moved that can be opened or folded by virtue of a set of levers, facilitating this movement by the action of a spring attached at one end to the fixed base of the chair and on the other to the folding backrest. (Machine-translation by Google Translate, not legally binding)
ES0061371U1957-08-141957-08-14
Bed-sofa model
ExpiredES61371Y
(en)