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 US05/583,439external-prioritypatent/US3978806A/en
Application filed by Wharton Shipping CorpfiledCriticalWharton Shipping Corp
Publication of IE42736LpublicationCriticalpatent/IE42736L/en
Publication of IE42736B1publicationCriticalpatent/IE42736B1/en