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Individual
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Individual
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Priority to ES90407UpriorityCriticalpatent/ES90407U/es
Publication of ES90407UpublicationCriticalpatent/ES90407U/es
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications
(AREA)
Auxiliary Devices For Music
(AREA)
Abstract
Una butaca graduable, caracterizada por haberse previsto la colocación del asiento sobre una columna de apoyo que se introduce en la base de la butaca, donde un resorte mantiene a aquella en su posición más alta.