JPH0459700U - - Google Patents
Info
- Publication number
- JPH0459700U JPH0459700U JP10168790U JP10168790U JPH0459700U JP H0459700 U JPH0459700 U JP H0459700U JP 10168790 U JP10168790 U JP 10168790U JP 10168790 U JP10168790 U JP 10168790U JP H0459700 U JPH0459700 U JP H0459700U
- Authority
- JP
- Japan
- Prior art keywords
- acoustic
- acoustic transducers
- extraction port
- sound extraction
- lid
- 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
- 238000000605 extraction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 1
Landscapes
- Headphones And Earphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10168790U JPH0459700U (OSRAM) | 1990-09-28 | 1990-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10168790U JPH0459700U (OSRAM) | 1990-09-28 | 1990-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0459700U true JPH0459700U (OSRAM) | 1992-05-21 |
Family
ID=31845370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10168790U Pending JPH0459700U (OSRAM) | 1990-09-28 | 1990-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0459700U (OSRAM) |
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1990
- 1990-09-28 JP JP10168790U patent/JPH0459700U/ja active Pending