JPS63156146U - - Google Patents
Info
- Publication number
- JPS63156146U JPS63156146U JP4700287U JP4700287U JPS63156146U JP S63156146 U JPS63156146 U JP S63156146U JP 4700287 U JP4700287 U JP 4700287U JP 4700287 U JP4700287 U JP 4700287U JP S63156146 U JPS63156146 U JP S63156146U
- Authority
- JP
- Japan
- Prior art keywords
- contact
- base unit
- loudspeaker
- circuit
- slave unit
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Devices For Supply Of Signal Current (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4700287U JPS63156146U (da) | 1987-03-31 | 1987-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4700287U JPS63156146U (da) | 1987-03-31 | 1987-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63156146U true JPS63156146U (da) | 1988-10-13 |
Family
ID=30867189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4700287U Pending JPS63156146U (da) | 1987-03-31 | 1987-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63156146U (da) |
-
1987
- 1987-03-31 JP JP4700287U patent/JPS63156146U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2286371C (en) | Click-free muting circuit for headset | |
| JPS63156146U (da) | ||
| CA2291884C (en) | Click-free muting circuit for headset | |
| JP2535410Y2 (ja) | 内線電話機の電源回路 | |
| JPS6328386B2 (da) | ||
| KR200261264Y1 (ko) | 휴대전화용 핸즈프리장치 | |
| JPS60259027A (ja) | コ−ドレス電話装置 | |
| JPS63174756U (da) | ||
| JPS62239649A (ja) | 保留自動解除機能を有する電話機 | |
| JPS60145757U (ja) | 電話機の保留回路 | |
| JPH0566781B2 (da) | ||
| JPH0427657U (da) | ||
| JPS59143154U (ja) | 留守番電話装置 | |
| JPS6244555U (da) | ||
| JPH03198569A (ja) | 音響カプラ装置の電源供給装置 | |
| JPS62147951U (da) | ||
| JPS6066551A (ja) | 受話拡声付電話機 | |
| JPS6335388U (da) | ||
| JPS6411016U (da) | ||
| JPS63135047A (ja) | フツク信号伝送装置 | |
| JPH0453343U (da) | ||
| JPH0394849U (da) | ||
| JPH0464840U (da) | ||
| JPS6214596U (da) | ||
| JPS60149268U (ja) | 電話機回路 |