JPS6297659U - - Google Patents
Info
- Publication number
- JPS6297659U JPS6297659U JP18939385U JP18939385U JPS6297659U JP S6297659 U JPS6297659 U JP S6297659U JP 18939385 U JP18939385 U JP 18939385U JP 18939385 U JP18939385 U JP 18939385U JP S6297659 U JPS6297659 U JP S6297659U
- Authority
- JP
- Japan
- Prior art keywords
- opening
- bag
- utility
- air
- closed
- 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
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18939385U JPS6297659U (enExample) | 1985-12-09 | 1985-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18939385U JPS6297659U (enExample) | 1985-12-09 | 1985-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6297659U true JPS6297659U (enExample) | 1987-06-22 |
Family
ID=31141652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18939385U Pending JPS6297659U (enExample) | 1985-12-09 | 1985-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6297659U (enExample) |
-
1985
- 1985-12-09 JP JP18939385U patent/JPS6297659U/ja active Pending