JPH051168Y2 - - Google Patents

Info

Publication number
JPH051168Y2
JPH051168Y2 JP1988092682U JP9268288U JPH051168Y2 JP H051168 Y2 JPH051168 Y2 JP H051168Y2 JP 1988092682 U JP1988092682 U JP 1988092682U JP 9268288 U JP9268288 U JP 9268288U JP H051168 Y2 JPH051168 Y2 JP H051168Y2
Authority
JP
Japan
Prior art keywords
transmitting
receiving
new
gain
sound
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 - Lifetime
Application number
JP1988092682U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0221846U (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 JP1988092682U priority Critical patent/JPH051168Y2/ja
Publication of JPH0221846U publication Critical patent/JPH0221846U/ja
Application granted granted Critical
Publication of JPH051168Y2 publication Critical patent/JPH051168Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1988092682U 1988-07-13 1988-07-13 Expired - Lifetime JPH051168Y2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988092682U JPH051168Y2 (fr) 1988-07-13 1988-07-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988092682U JPH051168Y2 (fr) 1988-07-13 1988-07-13

Publications (2)

Publication Number Publication Date
JPH0221846U JPH0221846U (fr) 1990-02-14
JPH051168Y2 true JPH051168Y2 (fr) 1993-01-13

Family

ID=31317118

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988092682U Expired - Lifetime JPH051168Y2 (fr) 1988-07-13 1988-07-13

Country Status (1)

Country Link
JP (1) JPH051168Y2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2665807B1 (fr) * 1990-08-08 1994-06-03 Alcatel Business Systems Appareil telephonique "main libre".

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS604058B2 (ja) * 1974-10-09 1985-02-01 吉崎 鴻造 容器蓋
JPS61195055A (ja) * 1985-02-25 1986-08-29 Matsushita Electric Works Ltd 拡声電話機の音声スイツチ回路
JPS62266952A (ja) * 1986-05-15 1987-11-19 Nec Corp 会議電話装置
JPS62298257A (ja) * 1986-06-18 1987-12-25 Toshiba Corp 拡声電話装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS604058U (ja) * 1983-06-18 1985-01-12 日本電気株式会社 拡声電話装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS604058B2 (ja) * 1974-10-09 1985-02-01 吉崎 鴻造 容器蓋
JPS61195055A (ja) * 1985-02-25 1986-08-29 Matsushita Electric Works Ltd 拡声電話機の音声スイツチ回路
JPS62266952A (ja) * 1986-05-15 1987-11-19 Nec Corp 会議電話装置
JPS62298257A (ja) * 1986-06-18 1987-12-25 Toshiba Corp 拡声電話装置

Also Published As

Publication number Publication date
JPH0221846U (fr) 1990-02-14

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