JPS57170691U - - Google Patents
Info
- Publication number
- JPS57170691U JPS57170691U JP5889581U JP5889581U JPS57170691U JP S57170691 U JPS57170691 U JP S57170691U JP 5889581 U JP5889581 U JP 5889581U JP 5889581 U JP5889581 U JP 5889581U JP S57170691 U JPS57170691 U JP S57170691U
- 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.)
- Pending
Links
Landscapes
- Dc-Dc Converters (AREA)
- Power Conversion In General (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5889581U JPS57170691U (zh) | 1981-04-23 | 1981-04-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5889581U JPS57170691U (zh) | 1981-04-23 | 1981-04-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57170691U true JPS57170691U (zh) | 1982-10-27 |
Family
ID=29855285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5889581U Pending JPS57170691U (zh) | 1981-04-23 | 1981-04-23 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57170691U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8532324B2 (en) | 2007-03-13 | 2013-09-10 | Sony Corporation | Headphone |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4510787Y1 (zh) * | 1966-06-09 | 1970-05-15 | ||
JPS54125030A (en) * | 1978-03-22 | 1979-09-28 | Ricoh Co Ltd | Recorder having plural write means |
-
1981
- 1981-04-23 JP JP5889581U patent/JPS57170691U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4510787Y1 (zh) * | 1966-06-09 | 1970-05-15 | ||
JPS54125030A (en) * | 1978-03-22 | 1979-09-28 | Ricoh Co Ltd | Recorder having plural write means |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8532324B2 (en) | 2007-03-13 | 2013-09-10 | Sony Corporation | Headphone |