| 发明名称 |
Respiratory apparatus |
| 摘要 |
|
| 申请公布号 |
US2324716(A) |
申请公布日期 |
1943.07.20 |
| 申请号 |
US19390257983 |
申请日期 |
1939.02.23 |
| 申请人 |
EUGENE NOHL MAX |
发明人 |
NOHL MAX EUGENE |
| 分类号 |
A62B7/10;B63C11/24 |
主分类号 |
A62B7/10 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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