JPS6139234Y2 - - Google Patents
Info
- Publication number
- JPS6139234Y2 JPS6139234Y2 JP4389581U JP4389581U JPS6139234Y2 JP S6139234 Y2 JPS6139234 Y2 JP S6139234Y2 JP 4389581 U JP4389581 U JP 4389581U JP 4389581 U JP4389581 U JP 4389581U JP S6139234 Y2 JPS6139234 Y2 JP S6139234Y2
- Authority
- JP
- Japan
- Prior art keywords
- shutter
- stopper
- interlocking plate
- spring
- shutters
- 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.)
- Expired
Links
- 238000009423 ventilation Methods 0.000 description 5
Landscapes
- Air-Flow Control Members (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4389581U JPS6139234Y2 (pm) | 1981-03-27 | 1981-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4389581U JPS6139234Y2 (pm) | 1981-03-27 | 1981-03-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57155292U JPS57155292U (pm) | 1982-09-29 |
| JPS6139234Y2 true JPS6139234Y2 (pm) | 1986-11-11 |
Family
ID=29840856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4389581U Expired JPS6139234Y2 (pm) | 1981-03-27 | 1981-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6139234Y2 (pm) |
-
1981
- 1981-03-27 JP JP4389581U patent/JPS6139234Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57155292U (pm) | 1982-09-29 |
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