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Signing an agreement to allow Optical Radiation Corp. of Azusa, California to manufacture and market his continuous running film projector, an innovation for movie theaters throughout the country, is Ralph Johnson, seated, of LaPlace. Looking on are, from left, Richard Wood, president of Optical Radiation Corp.; John Wilkinson, senior vice president; and Ron Offerman, marketing manager. The California corporation manufactures theatrical and audiovisual products, and in 1971 won two academy awards for visual effects.