| 摘要 |
<p>A writing instrument comprising a tubular member having a spiral groove, an eraser guide member having longitudinal guide grooves, and an eraser holder having projections slidably arranged in the guide grooves of the eraser guide member, and an eraser grip portion of the eraser holder. The eraser grip portion is capable of protruding beyond the rear end of the writing instrument when the eraser holder is at the most retreated position thereof so that an eraser can be projected from a rear end of the writing instrument. <IMAGE></p> |
