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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Ferrovias Y Siderurgia S A
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Ferrovias Y Siderurgia S A
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Publication date
Application filed by Ferrovias Y Siderurgia S AfiledCriticalFerrovias Y Siderurgia S A
Priority to ES147467ApriorityCriticalpatent/ES147467A1/es
Publication of ES147467A1publicationCriticalpatent/ES147467A1/es
Dispositivo para mejorar el funcionamiento de las instalaciones de calderas de vapor, a dos o más presiones, especialmente en las locomotoras y sus similares.