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Priority to ES1974201070UpriorityCriticalpatent/ES201070Y/en
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Publication of ES201070YpublicationCriticalpatent/ES201070Y/en
Improved slab for the construction of buildings, characterized in that the ends of the joists end with a prolonged upper wing with respect to the rest of the body, said prolongations being used to serve as support for the joists in the girder, said rest of the body having the ends of the joists, with his head retracted and cut, be oblique or perpendicularly in relation to the aforementioned wing. (Machine-translation by Google Translate, not legally binding)
ES1974201070U1974-03-011974-03-01
PERFECTED FORGED FOR THE CONSTRUCTION OF BUILDINGS.
ExpiredES201070Y
(en)
Improvements in the iron repair tools that have been employed in concrete formings for concrete constructions (Machine-translation by Google Translate, not legally binding)