JPS621643U - - Google Patents
Info
- Publication number
- JPS621643U JPS621643U JP9349985U JP9349985U JPS621643U JP S621643 U JPS621643 U JP S621643U JP 9349985 U JP9349985 U JP 9349985U JP 9349985 U JP9349985 U JP 9349985U JP S621643 U JPS621643 U JP S621643U
- Authority
- JP
- Japan
- Prior art keywords
- dust
- impactor
- magnetic
- piece
- filter storage
- 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.)
- Granted
Links
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9349985U JPH0242290Y2 (enExample) | 1985-06-20 | 1985-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9349985U JPH0242290Y2 (enExample) | 1985-06-20 | 1985-06-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS621643U true JPS621643U (enExample) | 1987-01-08 |
| JPH0242290Y2 JPH0242290Y2 (enExample) | 1990-11-09 |
Family
ID=30651234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9349985U Expired JPH0242290Y2 (enExample) | 1985-06-20 | 1985-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0242290Y2 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63124954U (enExample) * | 1987-02-06 | 1988-08-15 | ||
| WO2022085060A1 (ja) * | 2020-10-20 | 2022-04-28 | 嗣光 松井 | 抗ウイルス衛生マスク |
-
1985
- 1985-06-20 JP JP9349985U patent/JPH0242290Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63124954U (enExample) * | 1987-02-06 | 1988-08-15 | ||
| WO2022085060A1 (ja) * | 2020-10-20 | 2022-04-28 | 嗣光 松井 | 抗ウイルス衛生マスク |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0242290Y2 (enExample) | 1990-11-09 |