JPH0416682Y2 - - Google Patents
Info
- Publication number
- JPH0416682Y2 JPH0416682Y2 JP6228786U JP6228786U JPH0416682Y2 JP H0416682 Y2 JPH0416682 Y2 JP H0416682Y2 JP 6228786 U JP6228786 U JP 6228786U JP 6228786 U JP6228786 U JP 6228786U JP H0416682 Y2 JPH0416682 Y2 JP H0416682Y2
- Authority
- JP
- Japan
- Prior art keywords
- mask
- pack
- utility
- model registration
- approximately
- 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.)
- Expired
Links
- 239000004744 fabric Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 229920000049 Carbon (fiber) Polymers 0.000 claims 1
- 239000004917 carbon fiber Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6228786U JPH0416682Y2 (zh) | 1986-04-23 | 1986-04-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6228786U JPH0416682Y2 (zh) | 1986-04-23 | 1986-04-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62172459U JPS62172459U (zh) | 1987-11-02 |
| JPH0416682Y2 true JPH0416682Y2 (zh) | 1992-04-14 |
Family
ID=30896415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6228786U Expired JPH0416682Y2 (zh) | 1986-04-23 | 1986-04-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0416682Y2 (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008054767A (ja) * | 2006-08-29 | 2008-03-13 | Meiko Shoji Kk | 衛生マスク |
| JP4963268B2 (ja) * | 2007-05-29 | 2012-06-27 | 明広商事株式会社 | 立体マスク |
| JP5820798B2 (ja) * | 2012-12-27 | 2015-11-24 | 昇 市川 | 耳掛け型マスク、マスク用フィルタおよびマスク用フレーム |
| EP4129420A4 (en) * | 2020-04-03 | 2023-08-23 | Zuiko Corporation | MASK AND ITS PRODUCTION PROCESS |
-
1986
- 1986-04-23 JP JP6228786U patent/JPH0416682Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62172459U (zh) | 1987-11-02 |
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