ES77050A1 - Perfeccionamientos en los procedimientos y aparatos correspondientes, de rectificación continua del aire líquido, u otros gases licuados.
- Google Patents
Perfeccionamientos en los procedimientos y aparatos correspondientes, de rectificación continua del aire líquido, u otros gases licuados.
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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E Barbet et Fils et Cie
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E Barbet et Fils et Cie
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Priority to ES77050ApriorityCriticalpatent/ES77050A1/es
Publication of ES77050A1publicationCriticalpatent/ES77050A1/es
ES77050A1921-02-091921-02-09Perfeccionamientos en los procedimientos y aparatos correspondientes, de rectificación continua del aire líquido, u otros gases licuados.
ExpiredES77050A1
(es)