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 US06/234,713external-prioritypatent/US4436018A/en
Application filed by Bell Helicopter Textron IncfiledCriticalBell Helicopter Textron Inc
Publication of MX155573ApublicationCriticalpatent/MX155573A/en