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Priority to ES0017783UpriorityCriticalpatent/ES17783Y/en
Publication of ES17783UpublicationCriticalpatent/ES17783U/en
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Publication of ES17783YpublicationCriticalpatent/ES17783Y/en
Concrete blocks for prefabricated buildings, which are characterized by having within their mass or conical body portions, zones or layers, which are completely joined together, are made up of concrete of different mixtures or compositions, these different parts corresponding to the front area or facade; a The rear area of the block or the interior of the building; to the resistant part or frame of the block and to the part of thermal insulation; corresponding to holes or spaces included in the resistant frame. (Machine-translation by Google Translate, not legally binding)
ES0017783U1948-07-141948-07-14
Concrete block for precast buildings.
ExpiredES17783Y
(en)