| 发明名称 |
BREATHING APPARATUS FOR RESPIRATORY PROTECTION |
| 摘要 |
2134069 9419055 PCTABS00033 Breathing apparatus to provide respiratory protection having an outer hood, an inner hood, a reservoir at positive pressure, a breathable gas source and a conveyance means with one way valves in an open circuit system.
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| 申请公布号 |
CA2134069(A1) |
申请公布日期 |
1994.09.01 |
| 申请号 |
CA19922134069 |
申请日期 |
1992.09.10 |
| 申请人 |
RICHARDS, BRIAN J.;STEWART, JOHN S. S. |
发明人 |
RICHARDS, BRIAN J.;STEWART, JOHN S. S. |
| 分类号 |
A62B17/04;(IPC1-7):A62B17/04 |
主分类号 |
A62B17/04 |
| 代理机构 |
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