JPS62124428U - - Google Patents
Info
- Publication number
- JPS62124428U JPS62124428U JP1282886U JP1282886U JPS62124428U JP S62124428 U JPS62124428 U JP S62124428U JP 1282886 U JP1282886 U JP 1282886U JP 1282886 U JP1282886 U JP 1282886U JP S62124428 U JPS62124428 U JP S62124428U
- Authority
- JP
- Japan
- Prior art keywords
- angle
- cut
- steel wall
- wall
- axis
- 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
- 229910000831 Steel Inorganic materials 0.000 claims 3
- 239000010959 steel Substances 0.000 claims 3
- 238000009423 ventilation Methods 0.000 claims 2
- 238000000034 method Methods 0.000 description 1
Landscapes
- Ventilation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1282886U JPH047472Y2 (enExample) | 1986-01-31 | 1986-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1282886U JPH047472Y2 (enExample) | 1986-01-31 | 1986-01-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62124428U true JPS62124428U (enExample) | 1987-08-07 |
| JPH047472Y2 JPH047472Y2 (enExample) | 1992-02-27 |
Family
ID=30801321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1282886U Expired JPH047472Y2 (enExample) | 1986-01-31 | 1986-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH047472Y2 (enExample) |
-
1986
- 1986-01-31 JP JP1282886U patent/JPH047472Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH047472Y2 (enExample) | 1992-02-27 |