JPH0275891U - - Google Patents
Info
- Publication number
- JPH0275891U JPH0275891U JP15519788U JP15519788U JPH0275891U JP H0275891 U JPH0275891 U JP H0275891U JP 15519788 U JP15519788 U JP 15519788U JP 15519788 U JP15519788 U JP 15519788U JP H0275891 U JPH0275891 U JP H0275891U
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- cavities
- cavity
- utility
- registration request
- 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
- 230000005855 radiation Effects 0.000 claims 1
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15519788U JPH0275891U (OSRAM) | 1988-11-29 | 1988-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15519788U JPH0275891U (OSRAM) | 1988-11-29 | 1988-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0275891U true JPH0275891U (OSRAM) | 1990-06-11 |
Family
ID=31432611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15519788U Pending JPH0275891U (OSRAM) | 1988-11-29 | 1988-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0275891U (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008139931A1 (ja) * | 2007-05-09 | 2008-11-20 | Nap Enterprise Co., Ltd. | イヤホーンマイク |
-
1988
- 1988-11-29 JP JP15519788U patent/JPH0275891U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008139931A1 (ja) * | 2007-05-09 | 2008-11-20 | Nap Enterprise Co., Ltd. | イヤホーンマイク |