| 发明名称 |
Nib replaceable writing instrument |
| 摘要 |
A writing instrument with a nib that is easily removed and replaced with a spare unit stored inside the pen holder. A capillary and ink core guide is provided to supply ink from storage to a ball or other writing means.
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| 申请公布号 |
US4406555(A) |
申请公布日期 |
1983.09.27 |
| 申请号 |
US19810260923 |
申请日期 |
1981.05.06 |
| 申请人 |
CATHAY PEN CORPORATION |
发明人 |
TSAI, KUO L. |
| 分类号 |
B43K1/08;B43K7/10;B43K8/04;B43K27/12;(IPC1-7):B43K7/10;B43K27/00 |
主分类号 |
B43K1/08 |
| 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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