JPH029735U - - Google Patents
Info
- Publication number
- JPH029735U JPH029735U JP8913988U JP8913988U JPH029735U JP H029735 U JPH029735 U JP H029735U JP 8913988 U JP8913988 U JP 8913988U JP 8913988 U JP8913988 U JP 8913988U JP H029735 U JPH029735 U JP H029735U
- Authority
- JP
- Japan
- Prior art keywords
- ventilation
- ventilation tube
- support rod
- protrude
- circumferential surfaces
- 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
- 238000009423 ventilation Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 description 1
Landscapes
- Ventilation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8913988U JPH0345068Y2 (da) | 1988-07-05 | 1988-07-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8913988U JPH0345068Y2 (da) | 1988-07-05 | 1988-07-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH029735U true JPH029735U (da) | 1990-01-22 |
| JPH0345068Y2 JPH0345068Y2 (da) | 1991-09-24 |
Family
ID=31313690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8913988U Expired JPH0345068Y2 (da) | 1988-07-05 | 1988-07-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0345068Y2 (da) |
-
1988
- 1988-07-05 JP JP8913988U patent/JPH0345068Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0345068Y2 (da) | 1991-09-24 |