JPS63151607U - - Google Patents
Info
- Publication number
- JPS63151607U JPS63151607U JP4532787U JP4532787U JPS63151607U JP S63151607 U JPS63151607 U JP S63151607U JP 4532787 U JP4532787 U JP 4532787U JP 4532787 U JP4532787 U JP 4532787U JP S63151607 U JPS63151607 U JP S63151607U
- Authority
- JP
- Japan
- Prior art keywords
- perforated plate
- concave
- holes
- utility
- above configuration
- 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 3
- 239000004744 fabric Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
Landscapes
- Building Environments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4532787U JPS63151607U (fr) | 1987-03-26 | 1987-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4532787U JPS63151607U (fr) | 1987-03-26 | 1987-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63151607U true JPS63151607U (fr) | 1988-10-05 |
Family
ID=30863965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4532787U Pending JPS63151607U (fr) | 1987-03-26 | 1987-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63151607U (fr) |
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1987
- 1987-03-26 JP JP4532787U patent/JPS63151607U/ja active Pending