JPH02113491U - - Google Patents
Info
- Publication number
- JPH02113491U JPH02113491U JP2301889U JP2301889U JPH02113491U JP H02113491 U JPH02113491 U JP H02113491U JP 2301889 U JP2301889 U JP 2301889U JP 2301889 U JP2301889 U JP 2301889U JP H02113491 U JPH02113491 U JP H02113491U
- Authority
- JP
- Japan
- Prior art keywords
- duct
- electroacoustic transducer
- casing
- end opening
- headphone
- 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
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Headphones And Earphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2301889U JPH02113491U (it) | 1989-02-28 | 1989-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2301889U JPH02113491U (it) | 1989-02-28 | 1989-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02113491U true JPH02113491U (it) | 1990-09-11 |
Family
ID=31241657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2301889U Pending JPH02113491U (it) | 1989-02-28 | 1989-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02113491U (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013192032A (ja) * | 2012-03-14 | 2013-09-26 | Jvc Kenwood Corp | ヘッドホン |
-
1989
- 1989-02-28 JP JP2301889U patent/JPH02113491U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013192032A (ja) * | 2012-03-14 | 2013-09-26 | Jvc Kenwood Corp | ヘッドホン |
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