JPH02111460U - - Google Patents
Info
- Publication number
- JPH02111460U JPH02111460U JP2161789U JP2161789U JPH02111460U JP H02111460 U JPH02111460 U JP H02111460U JP 2161789 U JP2161789 U JP 2161789U JP 2161789 U JP2161789 U JP 2161789U JP H02111460 U JPH02111460 U JP H02111460U
- Authority
- JP
- Japan
- Prior art keywords
- mask
- ventilation pipe
- elastic rubber
- attach
- constructed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 claims description 4
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2161789U JPH02111460U (es) | 1989-02-27 | 1989-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2161789U JPH02111460U (es) | 1989-02-27 | 1989-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02111460U true JPH02111460U (es) | 1990-09-06 |
Family
ID=31239013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2161789U Pending JPH02111460U (es) | 1989-02-27 | 1989-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02111460U (es) |
-
1989
- 1989-02-27 JP JP2161789U patent/JPH02111460U/ja active Pending