JPH0172257U - - Google Patents
Info
- Publication number
- JPH0172257U JPH0172257U JP1987168030U JP16803087U JPH0172257U JP H0172257 U JPH0172257 U JP H0172257U JP 1987168030 U JP1987168030 U JP 1987168030U JP 16803087 U JP16803087 U JP 16803087U JP H0172257 U JPH0172257 U JP H0172257U
- Authority
- JP
- Japan
- Prior art keywords
- hood
- dustproof
- hood body
- suction device
- head
- 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
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
- Ventilation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168030U JPH0172257U (ru) | 1987-11-02 | 1987-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168030U JPH0172257U (ru) | 1987-11-02 | 1987-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0172257U true JPH0172257U (ru) | 1989-05-15 |
Family
ID=31456851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987168030U Pending JPH0172257U (ru) | 1987-11-02 | 1987-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0172257U (ru) |
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1987
- 1987-11-02 JP JP1987168030U patent/JPH0172257U/ja active Pending