JPS556879Y2 - - Google Patents
Info
- Publication number
- JPS556879Y2 JPS556879Y2 JP5336976U JP5336976U JPS556879Y2 JP S556879 Y2 JPS556879 Y2 JP S556879Y2 JP 5336976 U JP5336976 U JP 5336976U JP 5336976 U JP5336976 U JP 5336976U JP S556879 Y2 JPS556879 Y2 JP S556879Y2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Landscapes
- Ventilation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5336976U JPS556879Y2 (cs) | 1976-04-30 | 1976-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5336976U JPS556879Y2 (cs) | 1976-04-30 | 1976-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52145966U JPS52145966U (cs) | 1977-11-05 |
| JPS556879Y2 true JPS556879Y2 (cs) | 1980-02-15 |
Family
ID=28512418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5336976U Expired JPS556879Y2 (cs) | 1976-04-30 | 1976-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS556879Y2 (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100996400B1 (ko) | 2008-08-11 | 2010-11-25 | 한국건설기술연구원 | 조립식 터널 풍도 및 형성방법과 조립식 터널 풍도 시공방법 |
| JP6787772B2 (ja) * | 2016-12-15 | 2020-11-18 | 清水建設株式会社 | 坑内換気用ダクト |
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1976
- 1976-04-30 JP JP5336976U patent/JPS556879Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52145966U (cs) | 1977-11-05 |