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Priority to ES0065710UpriorityCriticalpatent/ES65710Y/en
Publication of ES65710UpublicationCriticalpatent/ES65710U/en
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Publication of ES65710YpublicationCriticalpatent/ES65710Y/en
Element for the formation of floors, characterized essentially by the fact of being constituted by a series of rigid strips of suitable shape and material, which present their grooved surface and are joined together inferiorly by another plurality of strips of flexible material, the which have at their base a series of suitably distributed teeth, which allow water to pass through their slots, and are provided with a plurality of pivots at the top, by means of which they are articulated with the rigid upper strips through respective holes who have practiced these. (Machine-translation by Google Translate, not legally binding)
ES0065710U1958-04-171958-04-17
Element for soil formation
ExpiredES65710Y
(en)