| 摘要 |
The pen according to the present invention comprises an anatomic body (1) of prismatic shape, with concavities (2, 3, 4) in the three grasping surfaces for the fingers and with a front conical structure (5) for the outlet of the inclined point (P), and a closing cap (7) shaped for receiving said inclined point, provided with a clip (8) and a key unscrewing means for the end closing cap (6) for the replacing of the refill. |
