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Priority to ES0050295UpriorityCriticalpatent/ES50295Y/en
Publication of ES50295UpublicationCriticalpatent/ES50295U/en
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Publication of ES50295YpublicationCriticalpatent/ES50295Y/en
Ceramic block for the construction of ceilings, constituted by a prism of approximately rectangular section, characterized by presenting in the lower part of one of its faces, a longitudinal projection provided with a laterally open slot, and in the middle part of said face less a longitudinal projection with its upper and lower faces inclined according to a certain angle, corresponding to the spaces or recesses between these projections other complementary longitudinal projections, arranged on the opposite side face, with their upper and lower faces inclined in correspondence with those of the nerves of the first face. (Machine-translation by Google Translate, not legally binding)
ES0050295U1955-09-231955-09-23
Ceramic block for roof construction
ExpiredES50295Y
(en)
New system for dry construction of all kinds of walls, partitions, roof, pavements and similar (Machine-translation by Google Translate, not legally binding)