JPH0459696U - - Google Patents
Info
- Publication number
- JPH0459696U JPH0459696U JP10319890U JP10319890U JPH0459696U JP H0459696 U JPH0459696 U JP H0459696U JP 10319890 U JP10319890 U JP 10319890U JP 10319890 U JP10319890 U JP 10319890U JP H0459696 U JPH0459696 U JP H0459696U
- Authority
- JP
- Japan
- Prior art keywords
- aperture diameter
- speaker
- wide directional
- speaker system
- directional speaker
- 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
- 238000009792 diffusion process Methods 0.000 claims description 3
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10319890U JPH0459696U (2) | 1990-09-28 | 1990-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10319890U JPH0459696U (2) | 1990-09-28 | 1990-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0459696U true JPH0459696U (2) | 1992-05-21 |
Family
ID=31847981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10319890U Pending JPH0459696U (2) | 1990-09-28 | 1990-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0459696U (2) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06152724A (ja) * | 1992-10-30 | 1994-05-31 | Sony Corp | 通話装置 |
| WO2004047483A1 (ja) * | 2002-11-20 | 2004-06-03 | Toa Corporation | 広指向性スピーカシステム及び平面部直付器具のカバー取付構造 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5042761U (2) * | 1973-08-14 | 1975-04-30 |
-
1990
- 1990-09-28 JP JP10319890U patent/JPH0459696U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5042761U (2) * | 1973-08-14 | 1975-04-30 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06152724A (ja) * | 1992-10-30 | 1994-05-31 | Sony Corp | 通話装置 |
| WO2004047483A1 (ja) * | 2002-11-20 | 2004-06-03 | Toa Corporation | 広指向性スピーカシステム及び平面部直付器具のカバー取付構造 |