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Individual
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Individual
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Priority to ES12247ApriorityCriticalpatent/ES12247A2/es
Publication of ES12247A2publicationCriticalpatent/ES12247A2/es
ES12247A1891-06-221891-06-22Mejoras en las lámparas de aceite del sistema de pulverización que se emplean para el alumbrado y para la calefacción.
ExpiredES12247A2
(es)
Un procedimiento perfeccionado para obstruir la corriente del aceite ú otros líquidos contenidos en las lámparas o en otros recipientes que se destinan a su abastecimiento.