| 发明名称 |
Hypodermic needle shield |
| 摘要 |
|
| 申请公布号 |
US4921489(A) |
申请公布日期 |
1990.05.01 |
| 申请号 |
US19880221869 |
申请日期 |
1988.07.20 |
| 申请人 |
FRIZZELL, JOHN B. H. |
发明人 |
FRIZZELL, JOHN B. H. |
| 分类号 |
A61M5/32 |
主分类号 |
A61M5/32 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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