P.T. Farnsworth's original television system is demonstrated. Also: plating nonmetallic objects with a 'metalizing gun;' the 'park meter.'P.T. Farnsworth's original television system is demonstrated. Also: plating nonmetallic objects with a 'metalizing gun;' the 'park meter.'P.T. Farnsworth's original television system is demonstrated. Also: plating nonmetallic objects with a 'metalizing gun;' the 'park meter.'