| 摘要 |
PURPOSE: A magnet writing tool is provided to prevent loss and improve convenience by being attached on and detached from the iron material. CONSTITUTION: A magnet writing tool has magnetic force by mixing magnet particle 10~30 weight%. In all kinds of writing instruments used as a ballpoint pen or a mechanical pencil, one among a body and a lid is selected, magnet particle is mixed at 10~30 weight%, and the magnetic force property is applied on the writing instrument. |
