Method of making memory re-shaped plastic tubes, especially fluorocarbon cylinder jackets

METHOD OF MAKING MEMORY RE-SHAPED PLASTIC TUBES, ESPECIALLY FLUOROCARBON CYLINDER JACKETS Original Filed July 19, 1960 IN VEN T 0R5 John STaylor BY William Lfimves. W, a Mm A TTORNEY United States Patent assignors to The Budd Company, a corporation of Pennsylvania-Contiuuation of application Ser. No. 43,844, July 19, 1960. This application June 26, 1962, Ser. No. 207,144 1 Claim.(Cl. 264230) This application is a continuation of pending application Serial No. 43,844, filed July 19, 1960, now abandoned and assigned to the same assignee as is this application.