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Individual
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Individual
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Priority to ES109893UpriorityCriticalpatent/ES109893Y/en
Publication of ES109893UpublicationCriticalpatent/ES109893U/en
Application grantedgrantedCritical
Publication of ES109893YpublicationCriticalpatent/ES109893Y/en
Move staircase characterized in that the ends of the same side of the steps are received on site and the other ends successively support each other by a mutual reference piece and which receives the support bars of the railing in each case. (Machine-translation by Google Translate, not legally binding)
ES109893U1964-11-281964-11-28
A NEW STAIRCASE.
ExpiredES109893Y
(en)