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SARRIO SOLA JOSE
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SARRIO SOLA JOSE
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Application filed by SARRIO SOLA JOSEfiledCriticalSARRIO SOLA JOSE
Priority to ES0081268UpriorityCriticalpatent/ES81268Y/en
Publication of ES81268UpublicationCriticalpatent/ES81268U/en
Application grantedgrantedCritical
Publication of ES81268YpublicationCriticalpatent/ES81268Y/en
improved portable staircase, which is essentially characterized by the fact that it consists of a certain number of short sections that can be joined together, to which end each section of two parallel beams, joined by the corresponding crossbars, is provided. ends formed by projecting grooves which can be introduced, with suitable adjustment, into the tubular housings of suitable section provided the effect at the opposite ends of the same beams to form assemblies in serious of indefinite length. (Machine-translation by Google Translate, not legally binding)
System of construction of tubular posts of stamped or pressed molded, formed by elements jointed telescopically (Machine-translation by Google Translate, not legally binding)