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Priority to ES0050804UpriorityCriticalpatent/ES50804Y/en
Publication of ES50804UpublicationCriticalpatent/ES50804U/en
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Publication of ES50804YpublicationCriticalpatent/ES50804Y/en
NEW VIGUETA WITH BOVEDILLA, characterized by being constituted by a piece of ceramic, which has practiced a plurality of longitudinal holes with entry and exit, two of which are located in its upper and lower central part, where are lodged rods of round iron of 14 m/m of diameter whose rods are subject to the set by means of a mass of cement and sand in the desired proportion. (Machine-translation by Google Translate, not legally binding)
ES0050804U1955-10-291955-10-29
New joist with vault
ExpiredES50804Y
(en)
Improvements in the construction of forged floors of reinforced concrete in losa continua (Machine-translation by Google Translate, not legally binding)
Improvements introduced in the construction of sectioned posts of pretensed concrete to support electrical lines (Machine-translation by Google Translate, not legally binding)