Knowledge of ballpoint pens
History of water-based ballpoint pen
The history of the water-based ballpoint pen was branched from the oily ballpoint pen , and it was started in 1964 by auto company. After that, the improvement was made, and it was released from the domestic manufacturer as a thing which can endure practical use in 1972. This was a very good reputation in the western market rather than in Japan country. After that, the “roll Pen” and ” MONO Ball” of the Tombow appeared as the first of the fine type, 0.5 mm ball metal chip, and domestic liquid type ballpoint pen in 1984.
Although the economics of water per writing distance is poor compared to oily, it is characterized by a light Marble pattern with less burden on the darkness and hand of the writing line is obtained.