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Priority to ES284892ApriorityCriticalpatent/ES284892A2/en
Publication of ES284892A2publicationCriticalpatent/ES284892A2/en
Improvements introduced in the object of the main patent number 284,079 granted by: "Improvements in pavement systems", characterized in that the tiles are formed with solid pieces tongue and groove each other, in which the pouches in dovetail are practiced to obtain the corresponding battens of trapezoidal section, whose major base corresponds to the embedment in the floor slab. (Machine-translation by Google Translate, not legally binding)
ES284892A1963-02-061963-02-06Improvements in pavement systems (Machine-translation by Google Translate, not legally binding)
ExpiredES284892A2
(en)
Procedure for the manufacture of artificial stoneware stones, ammontables in immovable batteries of by its and especially intended for the construction without mortar (Machine-translation by Google Translate, not legally binding)