JPH0355405U - - Google Patents
Info
- Publication number
- JPH0355405U JPH0355405U JP11597589U JP11597589U JPH0355405U JP H0355405 U JPH0355405 U JP H0355405U JP 11597589 U JP11597589 U JP 11597589U JP 11597589 U JP11597589 U JP 11597589U JP H0355405 U JPH0355405 U JP H0355405U
- Authority
- JP
- Japan
- Prior art keywords
- sound
- bottomed holes
- absorbing
- stacking
- large number
- 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
Landscapes
- Building Environments (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11597589U JPH0355405U (en18) | 1989-10-02 | 1989-10-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11597589U JPH0355405U (en18) | 1989-10-02 | 1989-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0355405U true JPH0355405U (en18) | 1991-05-28 |
Family
ID=31664284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11597589U Pending JPH0355405U (en18) | 1989-10-02 | 1989-10-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0355405U (en18) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007234617A (ja) * | 2007-06-01 | 2007-09-13 | Nippon Leiz Co Ltd | 導光板および平面照明装置 |
| JP4648358B2 (ja) * | 2007-06-01 | 2011-03-09 | ライツ・アドバンスト・テクノロジー株式会社 | 導光板および平面照明装置 |
-
1989
- 1989-10-02 JP JP11597589U patent/JPH0355405U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007234617A (ja) * | 2007-06-01 | 2007-09-13 | Nippon Leiz Co Ltd | 導光板および平面照明装置 |
| JP4648358B2 (ja) * | 2007-06-01 | 2011-03-09 | ライツ・アドバンスト・テクノロジー株式会社 | 導光板および平面照明装置 |
| JP4724690B2 (ja) * | 2007-06-01 | 2011-07-13 | ライツ・アドバンスト・テクノロジー株式会社 | 導光板および平面照明装置 |