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Individual
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Individual
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Priority to ES0063093UpriorityCriticalpatent/ES63093Y/es
Publication of ES63093UpublicationCriticalpatent/ES63093U/es
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Publication of ES63093YpublicationCriticalpatent/ES63093Y/es
Nuevo aparato calorífero perfeccionado, caracterizado por constar de una base de madera sin resina o de cualquier otro material similar poco conductor del calor, que presenta en sentido longitudinal unas ranuras, paralelas entre sí, de ancho y profundidad adecuados y por que axialmente perpendiculares a dichas ranuras, presenta otras ranuras de ancho y profundidad sensiblemente inferiores a los que presentan las primeras.
ES0063093U1957-12-061957-12-06Aparato para calorífero, perfeccionado
ExpiredES63093Y
(es)