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| Number | Title | Issue Date |
| 6576188 | Surface and air sterilization using ultraviolet light and ultrasonic waves A method and apparatus for sterilizing organic or inorganic matter through simultaneous exposure to ultraviolet light energy and ultrasonic wave energy in a non-aqueous environment such as air. The method is suitable for use in a chamber or in a mass prod... | 06/10/2003 |
