JPS61106851U - - Google Patents
Info
- Publication number
- JPS61106851U JPS61106851U JP19360884U JP19360884U JPS61106851U JP S61106851 U JPS61106851 U JP S61106851U JP 19360884 U JP19360884 U JP 19360884U JP 19360884 U JP19360884 U JP 19360884U JP S61106851 U JPS61106851 U JP S61106851U
- Authority
- JP
- Japan
- Prior art keywords
- box
- ventilation
- view
- hole
- rotary shutter
- 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
- 238000009423 ventilation Methods 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Ventilation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19360884U JPS61106851U (cs) | 1984-12-19 | 1984-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19360884U JPS61106851U (cs) | 1984-12-19 | 1984-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61106851U true JPS61106851U (cs) | 1986-07-07 |
Family
ID=30751031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19360884U Pending JPS61106851U (cs) | 1984-12-19 | 1984-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61106851U (cs) |
-
1984
- 1984-12-19 JP JP19360884U patent/JPS61106851U/ja active Pending