| 发明名称 |
Un útil para escribir |
| 摘要 |
|
| 申请公布号 |
ES44996(U) |
申请公布日期 |
1955.01.01 |
| 申请号 |
ES19960000449U |
申请日期 |
1954.11.18 |
| 申请人 |
NORD, SVEN GUSTAV |
发明人 |
|
| 分类号 |
|
主分类号 |
|
| 代理机构 |
|
代理人 |
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| 主权项 |
|
| 地址 |
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