JPH01152649U - - Google Patents
Info
- Publication number
- JPH01152649U JPH01152649U JP5036688U JP5036688U JPH01152649U JP H01152649 U JPH01152649 U JP H01152649U JP 5036688 U JP5036688 U JP 5036688U JP 5036688 U JP5036688 U JP 5036688U JP H01152649 U JPH01152649 U JP H01152649U
- Authority
- JP
- Japan
- Prior art keywords
- ventilation hole
- registration request
- cover
- utility
- providing
- 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
- 239000000835 fiber Substances 0.000 claims description 2
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5036688U JPH01152649U (nl) | 1988-04-14 | 1988-04-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5036688U JPH01152649U (nl) | 1988-04-14 | 1988-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01152649U true JPH01152649U (nl) | 1989-10-20 |
Family
ID=31276420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5036688U Pending JPH01152649U (nl) | 1988-04-14 | 1988-04-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01152649U (nl) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0533742U (ja) * | 1991-05-02 | 1993-05-07 | 靖 阿川 | マスク |
-
1988
- 1988-04-14 JP JP5036688U patent/JPH01152649U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0533742U (ja) * | 1991-05-02 | 1993-05-07 | 靖 阿川 | マスク |