This utility model relates to a pen which can write on the plane with stereovision effect, consisting of a pen point, a pen core and a pen tube.

  • 本实用新型涉及在平面上书写出具有立体视觉效果字的笔,由笔尖、笔芯和笔管三部份组成。

  • 互联网摘选 2025-01-20 12:19:12

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