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
Application number
JP2595288U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0514593Y2 (fr
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988025952U priority Critical patent/JPH0514593Y2/ja
Publication of JPH01132167U publication Critical patent/JPH01132167U/ja
Application granted granted Critical
Publication of JPH0514593Y2 publication Critical patent/JPH0514593Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1988025952U 1988-03-01 1988-03-01 Expired - Lifetime JPH0514593Y2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988025952U JPH0514593Y2 (fr) 1988-03-01 1988-03-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988025952U JPH0514593Y2 (fr) 1988-03-01 1988-03-01

Publications (2)

Publication Number Publication Date
JPH01132167U true JPH01132167U (fr) 1989-09-07
JPH0514593Y2 JPH0514593Y2 (fr) 1993-04-19

Family

ID=31247134

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988025952U Expired - Lifetime JPH0514593Y2 (fr) 1988-03-01 1988-03-01

Country Status (1)

Country Link
JP (1) JPH0514593Y2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0365342U (fr) * 1989-10-30 1991-06-25

Citations (5)

* Cited by examiner, † Cited by third party
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0365342U (fr) * 1989-10-30 1991-06-25

Also Published As

Publication number Publication date
JPH0514593Y2 (fr) 1993-04-19

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