JPS61194554U - - Google Patents
Info
- Publication number
- JPS61194554U JPS61194554U JP7974985U JP7974985U JPS61194554U JP S61194554 U JPS61194554 U JP S61194554U JP 7974985 U JP7974985 U JP 7974985U JP 7974985 U JP7974985 U JP 7974985U JP S61194554 U JPS61194554 U JP S61194554U
- Authority
- JP
- Japan
- Prior art keywords
- hood
- air layer
- view
- breathing
- smoke
- 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
- 230000002265 prevention Effects 0.000 claims description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 claims 1
- 239000000779 smoke Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7974985U JPS61194554U (en]) | 1985-05-28 | 1985-05-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7974985U JPS61194554U (en]) | 1985-05-28 | 1985-05-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61194554U true JPS61194554U (en]) | 1986-12-04 |
Family
ID=30624950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7974985U Pending JPS61194554U (en]) | 1985-05-28 | 1985-05-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61194554U (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0228258U (en]) * | 1988-08-10 | 1990-02-23 |
-
1985
- 1985-05-28 JP JP7974985U patent/JPS61194554U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0228258U (en]) * | 1988-08-10 | 1990-02-23 |