| 发明名称 |
Mechanical pencil having an automatic lead extending mechanism. |
| 摘要 |
<p>A mechanical pencil having an automatic lead extending mechanism which has a radially displaceable member (16) disposed on an entire circumference of the pencil body. The lead (12) protrudes from a tip end of the pencil body when the radially displaceable member (16) is radially displaced.</p> |
| 申请公布号 |
EP0353379(A2) |
申请公布日期 |
1990.02.07 |
| 申请号 |
EP19890103751 |
申请日期 |
1989.03.03 |
| 申请人 |
ANCOS CO., LTD. |
发明人 |
HASHIMOTO, YASUYUKI;YAMASHITA, HARUO |
| 分类号 |
B43K21/16;B43K21/20;B43K24/02 |
主分类号 |
B43K21/16 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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