JPS61156399U - - Google Patents
Info
- Publication number
- JPS61156399U JPS61156399U JP3867885U JP3867885U JPS61156399U JP S61156399 U JPS61156399 U JP S61156399U JP 3867885 U JP3867885 U JP 3867885U JP 3867885 U JP3867885 U JP 3867885U JP S61156399 U JPS61156399 U JP S61156399U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- vent
- prevention member
- howling prevention
- view
- 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
- 230000002265 prevention Effects 0.000 claims description 5
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3867885U JPS61156399U (th) | 1985-03-18 | 1985-03-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3867885U JPS61156399U (th) | 1985-03-18 | 1985-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61156399U true JPS61156399U (th) | 1986-09-27 |
Family
ID=30545910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3867885U Pending JPS61156399U (th) | 1985-03-18 | 1985-03-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61156399U (th) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012042672A1 (ja) * | 2010-10-01 | 2012-04-05 | フォスター電機株式会社 | ノイズキャンセルヘッドホン |
-
1985
- 1985-03-18 JP JP3867885U patent/JPS61156399U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012042672A1 (ja) * | 2010-10-01 | 2012-04-05 | フォスター電機株式会社 | ノイズキャンセルヘッドホン |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS61156399U (th) | ||
| JPS6261593U (th) | ||
| JPS6318353U (th) | ||
| USD290511S (en) | Exposed outer cover for an in-the-ear hearing aid | |
| USD417279S (en) | Acoustical horn for behind-the-ear hearing aid | |
| JPS6285083U (th) | ||
| JPH048599U (th) | ||
| JPH0456761U (th) | ||
| JPS6157697U (th) | ||
| JPS6067325U (ja) | 聴覚補助ヘルメツト | |
| JPS61176895U (th) | ||
| JPS63171084U (th) | ||
| JPS6273695U (th) | ||
| JPS61104664U (th) | ||
| JPS62127192U (th) | ||
| JPH0167854U (th) | ||
| JPS62103382U (th) | ||
| JPS6344588U (th) | ||
| JPS6381435U (th) | ||
| JPH0377580U (th) | ||
| JPS62136531U (th) | ||
| JPS6170479U (th) | ||
| JPS58147388U (ja) | ヘツドホ−ン | |
| JPH0471576U (th) | ||
| JPS61146083U (th) |