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Individual
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Individual
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Priority to ES113934UpriorityCriticalpatent/ES113934Y/en
Publication of ES113934UpublicationCriticalpatent/ES113934U/en
Application grantedgrantedCritical
Publication of ES113934YpublicationCriticalpatent/ES113934Y/en
A folding ladder essentially characterized by being constituted by a series of stamped sheet metal plates that form four legs with lower elastic beams two pairs of reinforcing crosspieces thereof and two tie rods articulated on the corresponding sides thereof of which the front ones have separate steps with non-slip support surfaces as well as another upper step hinged on the four upper ends of the said legs. (Machine-translation by Google Translate, not legally binding)
ES113934U1965-05-111965-05-11
A FOLDING LADDER.
ExpiredES113934Y
(en)