| 摘要 |
A pen, comprising: a body or barrel (10), containing inside an ink reservoir (20); and a writing element (40), mechanically jointed to said ink reservoir (20), positioned in correspondence of a point (30) of said pen. The pen comprises magnetic constraint means, said means being configured for being detachably engageable by means of a magnetic interaction with retention elements of a case of an external electronic device; said retention elements they also being susceptible of exerting a magnetic interaction with said constraint means. |
