GOODWIN, Circuit Judge.
Plaintiff, Fast Heat Element Manufacturing Co., Inc., is the owner of the United States patents 3,970,821, entitled "Electrically Heated Torpedo" and 4,120,086, entitled "Method of Making Electrically Heated Nozzle." Both relate to devices designed for use in molding plastics. The device heats and directs a stream of molten resins into a form. The "Torpedo" patent claims the device itself while the "Method" patent claims the method of producing...
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