Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES0031188UpriorityCriticalpatent/ES31188U/es
Publication of ES31188UpublicationCriticalpatent/ES31188U/es
Una escalera portátil plegable, caracterizada esencialmente por el hecho de que los travesaños de la misma se hallan articulados a los dos largueros, formando así rectángulos deformables y plegables, comprendiendo como medios de articulación, bisagras, rótulas, argollas u otros que permitan dicha función y existiendo en, por lo menos un travesaño, un pestillo, fiador o cerrojo que inmovilice la posición de la escalera cuando se halla desplegada o en servicio.