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Individual
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Individual
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Priority to ES0016779UpriorityCriticalpatent/ES16779Y/es
Publication of ES16779UpublicationCriticalpatent/ES16779U/es
Application grantedgrantedCritical
Publication of ES16779YpublicationCriticalpatent/ES16779Y/es
Una botella termo perfeccionada, caracterizada por el hecho de que la botella de vidrio sea doble, con el espacio o cámara comprendido entre la botella interior y la exterior de un espesor uniforme y absolutamente hueca, sin topes ni tacos de sustentación y en la cual se ha practicado el plateado y el vacío.