JPS57138489U - - Google Patents
Info
- Publication number
- JPS57138489U JPS57138489U JP1981022871U JP2287181U JPS57138489U JP S57138489 U JPS57138489 U JP S57138489U JP 1981022871 U JP1981022871 U JP 1981022871U JP 2287181 U JP2287181 U JP 2287181U JP S57138489 U JPS57138489 U JP S57138489U
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Landscapes
- Headphones And Earphones (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981022871U JPS6117661Y2 (https=) | 1981-02-20 | 1981-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981022871U JPS6117661Y2 (https=) | 1981-02-20 | 1981-02-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57138489U true JPS57138489U (https=) | 1982-08-30 |
| JPS6117661Y2 JPS6117661Y2 (https=) | 1986-05-29 |
Family
ID=29820655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981022871U Expired JPS6117661Y2 (https=) | 1981-02-20 | 1981-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6117661Y2 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013175694A1 (ja) * | 2012-05-21 | 2013-11-28 | ソニー株式会社 | ヘッドホーン装置 |
-
1981
- 1981-02-20 JP JP1981022871U patent/JPS6117661Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013175694A1 (ja) * | 2012-05-21 | 2013-11-28 | ソニー株式会社 | ヘッドホーン装置 |
| US9113253B2 (en) | 2012-05-21 | 2015-08-18 | Sony Corporation | Headphone device |
| JPWO2013175694A1 (ja) * | 2012-05-21 | 2016-01-12 | ソニー株式会社 | ヘッドホーン装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6117661Y2 (https=) | 1986-05-29 |