JPS646608Y2 - - Google Patents
Info
- Publication number
- JPS646608Y2 JPS646608Y2 JP1981185747U JP18574781U JPS646608Y2 JP S646608 Y2 JPS646608 Y2 JP S646608Y2 JP 1981185747 U JP1981185747 U JP 1981185747U JP 18574781 U JP18574781 U JP 18574781U JP S646608 Y2 JPS646608 Y2 JP S646608Y2
- Authority
- JP
- Japan
- Prior art keywords
- main body
- headphone
- microphone unit
- microphone
- slide block
- 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.)
- Expired
Links
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 7
- 238000004891 communication Methods 0.000 description 4
- 230000005236 sound signal Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Transmitters (AREA)
- Transceivers (AREA)
- Telephone Set Structure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981185747U JPS5890751U (ja) | 1981-12-15 | 1981-12-15 | 無線送受信機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981185747U JPS5890751U (ja) | 1981-12-15 | 1981-12-15 | 無線送受信機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5890751U JPS5890751U (ja) | 1983-06-20 |
| JPS646608Y2 true JPS646608Y2 (US06373033-20020416-M00071.png) | 1989-02-21 |
Family
ID=29987077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981185747U Granted JPS5890751U (ja) | 1981-12-15 | 1981-12-15 | 無線送受信機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5890751U (US06373033-20020416-M00071.png) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5248905A (en) * | 1975-10-17 | 1977-04-19 | Hitachi Ltd | Head phone unit |
-
1981
- 1981-12-15 JP JP1981185747U patent/JPS5890751U/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5248905A (en) * | 1975-10-17 | 1977-04-19 | Hitachi Ltd | Head phone unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5890751U (ja) | 1983-06-20 |
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