Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US06/120,125external-prioritypatent/US4331842A/en
Application filed by Reliance Electric CofiledCriticalReliance Electric Co
Publication of IE853098LpublicationCriticalpatent/IE853098L/en
Publication of IE51441B1publicationCriticalpatent/IE51441B1/en