| 摘要 |
PURPOSE:To provide a copying machine capable of preventing unauthorized copy from being performed by modifying an unauthorized copy preventing means. CONSTITUTION:This copying machine 1 is provided with an image reading part 6 which reads the image of an original, an image recording part 7 which copies a read image on a recording medium, and the unauthorized copy preventing means 52 which prevents the copy of money or securities, etc., whose copy is prohibited from being performed, and furthermore, the unauthorized copy preventing means 52 is equipped with a modification detecting means 54 which detects the modification of the unauthorized copy preventing means, and a copy prohibiting means 55 which prohibits copy when the modification is detected by the modification detecting means. |
