JP3227411U7 - - Google Patents
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- Publication number
- JP3227411U7 JP3227411U7 JP2020001360U JP2020001360U JP3227411U7 JP 3227411 U7 JP3227411 U7 JP 3227411U7 JP 2020001360 U JP2020001360 U JP 2020001360U JP 2020001360 U JP2020001360 U JP 2020001360U JP 3227411 U7 JP3227411 U7 JP 3227411U7
- Authority
- JP
- Japan
- Prior art keywords
- mask
- inner sheet
- sanitary
- mask inner
- present
- 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.)
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- 239000004744 fabric Substances 0.000 claims description 15
- 241000700605 Viruses Species 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000013618 particulate matter Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- 238000001914 filtration Methods 0.000 description 1
- 239000002121 nanofiber Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020001360U JP3227411U (ja) | 2020-04-15 | 2020-04-15 | マスクインナーシート |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020001360U JP3227411U (ja) | 2020-04-15 | 2020-04-15 | マスクインナーシート |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP3227411U JP3227411U (ja) | 2020-08-27 |
| JP3227411U7 true JP3227411U7 (enrdf_load_stackoverflow) | 2021-02-25 |
Family
ID=72145556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020001360U Active JP3227411U (ja) | 2020-04-15 | 2020-04-15 | マスクインナーシート |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3227411U (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6997894B1 (ja) * | 2021-03-09 | 2022-01-18 | 哲夫 村山 | 二重マスク |
| JP6997895B1 (ja) * | 2021-03-12 | 2022-01-18 | 哲夫 村山 | 二重マスク |
-
2020
- 2020-04-15 JP JP2020001360U patent/JP3227411U/ja active Active
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