Text writing and erasing device, has ring carrying ball point tip or pencil lead type writing unit on which eraser is connected, where writing unit and eraser are disposed in longitudinal or transversal direction with respect to ring axis

摘要

The device has a ring (1) carrying a ball point tip or pencil lead type writing unit (2) on which an eraser (3) is connected. The writing unit and the eraser are disposed in longitudinal or transversal direction with respect to an axis of the ring. An independent claim is also included for a.