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Application filed by Westinghouse Air Brake CofiledCriticalWestinghouse Air Brake Co
Priority to IT51934/78ApriorityCriticalpatent/IT1106571B/en
Publication of IT7851934A0publicationCriticalpatent/IT7851934A0/en
Application grantedgrantedCritical
Publication of IT1106571BpublicationCriticalpatent/IT1106571B/en