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Priority to ES93486UpriorityCriticalpatent/ES93486Y/en
Publication of ES93486UpublicationCriticalpatent/ES93486U/en
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Publication of ES93486YpublicationCriticalpatent/ES93486Y/en
An improved extendable mass essentially characterized in that it comprises a general board, rectangular in shape, having at its ends mutually joined with concealment, two auxiliary panels that determine the extension of the general plane, these boards being also referred to as rectangular and between them same characteristics and dimensions. (Machine-translation by Google Translate, not legally binding)