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Individual
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Individual
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Priority to ES0257221ApriorityCriticalpatent/ES257221A2/en
Publication of ES257221A2publicationCriticalpatent/ES257221A2/en
Improvements introduced in the construction of floors, essentially characterized by being constituted by a vault that acts as a bridge between the joists claimed in the main patent, which vault adopts the irregular shape of an oval rectangle for its upper parts and inside of which presents partitions or ribs in the form of two xs joined together, resulting in seven holes or cells, and presenting pro its lower ends a projections intended to serve as a point of support on the support beams. (Machine-translation by Google Translate, not legally binding)
ES0257221A1960-04-081960-04-08Improvements introduced in the construction of floors (Machine-translation by Google Translate, not legally binding)
ExpiredES257221A2
(en)
Frame of reinforced concrete, vibrated and pressed for the execution of partitions, skylights and similar constructions (Machine-translation by Google Translate, not legally binding)