JPH01132167U - - Google Patents
Info
- Publication number
- JPH01132167U JPH01132167U JP2595288U JP2595288U JPH01132167U JP H01132167 U JPH01132167 U JP H01132167U JP 2595288 U JP2595288 U JP 2595288U JP 2595288 U JP2595288 U JP 2595288U JP H01132167 U JPH01132167 U JP H01132167U
- Authority
- JP
- Japan
- Prior art keywords
- section
- communication section
- switching
- handset
- switching signal
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 3
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988025952U JPH0514593Y2 (US06174465-20010116-C00003.png) | 1988-03-01 | 1988-03-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988025952U JPH0514593Y2 (US06174465-20010116-C00003.png) | 1988-03-01 | 1988-03-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01132167U true JPH01132167U (US06174465-20010116-C00003.png) | 1989-09-07 |
JPH0514593Y2 JPH0514593Y2 (US06174465-20010116-C00003.png) | 1993-04-19 |
Family
ID=31247134
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988025952U Expired - Lifetime JPH0514593Y2 (US06174465-20010116-C00003.png) | 1988-03-01 | 1988-03-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0514593Y2 (US06174465-20010116-C00003.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0365342U (US06174465-20010116-C00003.png) * | 1989-10-30 | 1991-06-25 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5689159A (en) * | 1979-12-21 | 1981-07-20 | Hitachi Ltd | Speaker switching telephone system |
JPS61116457A (ja) * | 1984-11-12 | 1986-06-03 | Nec Corp | 受信拡声機能付電話機 |
JPS61127257A (ja) * | 1984-11-26 | 1986-06-14 | Matsushita Electric Ind Co Ltd | 電話機 |
JPS61169055A (ja) * | 1985-01-22 | 1986-07-30 | Nec Corp | ボタン電話装置 |
JPS61224548A (ja) * | 1985-03-28 | 1986-10-06 | Toshiba Corp | 電話機 |
-
1988
- 1988-03-01 JP JP1988025952U patent/JPH0514593Y2/ja not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5689159A (en) * | 1979-12-21 | 1981-07-20 | Hitachi Ltd | Speaker switching telephone system |
JPS61116457A (ja) * | 1984-11-12 | 1986-06-03 | Nec Corp | 受信拡声機能付電話機 |
JPS61127257A (ja) * | 1984-11-26 | 1986-06-14 | Matsushita Electric Ind Co Ltd | 電話機 |
JPS61169055A (ja) * | 1985-01-22 | 1986-07-30 | Nec Corp | ボタン電話装置 |
JPS61224548A (ja) * | 1985-03-28 | 1986-10-06 | Toshiba Corp | 電話機 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0365342U (US06174465-20010116-C00003.png) * | 1989-10-30 | 1991-06-25 |
Also Published As
Publication number | Publication date |
---|---|
JPH0514593Y2 (US06174465-20010116-C00003.png) | 1993-04-19 |