JPH02539U - - Google Patents
Info
- Publication number
- JPH02539U JPH02539U JP7809588U JP7809588U JPH02539U JP H02539 U JPH02539 U JP H02539U JP 7809588 U JP7809588 U JP 7809588U JP 7809588 U JP7809588 U JP 7809588U JP H02539 U JPH02539 U JP H02539U
- Authority
- JP
- Japan
- Prior art keywords
- ceiling
- duct
- opening
- main body
- synthetic resin
- 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 4
- 229920003002 synthetic resin Polymers 0.000 claims 2
- 239000000057 synthetic resin Substances 0.000 claims 2
Landscapes
- Duct Arrangements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7809588U JPH02539U (xx) | 1988-06-13 | 1988-06-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7809588U JPH02539U (xx) | 1988-06-13 | 1988-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02539U true JPH02539U (xx) | 1990-01-05 |
Family
ID=31303045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7809588U Pending JPH02539U (xx) | 1988-06-13 | 1988-06-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02539U (xx) |
-
1988
- 1988-06-13 JP JP7809588U patent/JPH02539U/ja active Pending