JPS55138883U - - Google Patents
Info
- Publication number
- JPS55138883U JPS55138883U JP3570379U JP3570379U JPS55138883U JP S55138883 U JPS55138883 U JP S55138883U JP 3570379 U JP3570379 U JP 3570379U JP 3570379 U JP3570379 U JP 3570379U JP S55138883 U JPS55138883 U JP S55138883U
- 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
- Helmets And Other Head Coverings (AREA)
- Headphones And Earphones (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3570379U JPS5853822Y2 (ja) | 1979-03-22 | 1979-03-22 | ヘルメツト用ヘツドフオン |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3570379U JPS5853822Y2 (ja) | 1979-03-22 | 1979-03-22 | ヘルメツト用ヘツドフオン |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55138883U true JPS55138883U (enExample) | 1980-10-03 |
| JPS5853822Y2 JPS5853822Y2 (ja) | 1983-12-07 |
Family
ID=28895482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3570379U Expired JPS5853822Y2 (ja) | 1979-03-22 | 1979-03-22 | ヘルメツト用ヘツドフオン |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5853822Y2 (enExample) |
-
1979
- 1979-03-22 JP JP3570379U patent/JPS5853822Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5853822Y2 (ja) | 1983-12-07 |