Combined ball pen and digital watch - has liquid crystal display showing month, day, hour and minute

摘要

The combined ball pen and watch has a case of triangular cross-section with convex sides. A retractable pen is fitted inside the case and can be brought into use by means of a sliding button on the side of the case. The digital watch is fitted into the case at the end opposite to the ball point. The watch is actuated by a quartz crystal and a printed circuit which is powered by two small batteries. A liquid crystal display indicates the month, the day, the hour and the minute.