JPS6230857U - - Google Patents
Info
- Publication number
- JPS6230857U JPS6230857U JP12222285U JP12222285U JPS6230857U JP S6230857 U JPS6230857 U JP S6230857U JP 12222285 U JP12222285 U JP 12222285U JP 12222285 U JP12222285 U JP 12222285U JP S6230857 U JPS6230857 U JP S6230857U
- Authority
- JP
- Japan
- Prior art keywords
- mask
- pleats
- longitudinal direction
- utility
- woven fabric
- 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
- 239000004745 nonwoven fabric Substances 0.000 claims description 2
- 238000001914 filtration Methods 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12222285U JPS6230857U (zh) | 1985-08-08 | 1985-08-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12222285U JPS6230857U (zh) | 1985-08-08 | 1985-08-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6230857U true JPS6230857U (zh) | 1987-02-24 |
Family
ID=31012216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12222285U Pending JPS6230857U (zh) | 1985-08-08 | 1985-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6230857U (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0562269U (ja) * | 1992-01-28 | 1993-08-20 | 日本バイリーン株式会社 | マスク |
-
1985
- 1985-08-08 JP JP12222285U patent/JPS6230857U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0562269U (ja) * | 1992-01-28 | 1993-08-20 | 日本バイリーン株式会社 | マスク |