JPH0740621Y2 - 暗証解錠装置 - Google Patents

暗証解錠装置

Info

Publication number
JPH0740621Y2
JPH0740621Y2 JP13754188U JP13754188U JPH0740621Y2 JP H0740621 Y2 JPH0740621 Y2 JP H0740621Y2 JP 13754188 U JP13754188 U JP 13754188U JP 13754188 U JP13754188 U JP 13754188U JP H0740621 Y2 JPH0740621 Y2 JP H0740621Y2
Authority
JP
Japan
Prior art keywords
contact
unlocking
wiring
electric
switching
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 - Fee Related
Application number
JP13754188U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0258573U (cs
Inventor
達夫 榊原
光利 田中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aiphone Co Ltd
Original Assignee
Aiphone Co Ltd
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 by Aiphone Co Ltd filed Critical Aiphone Co Ltd
Priority to JP13754188U priority Critical patent/JPH0740621Y2/ja
Publication of JPH0258573U publication Critical patent/JPH0258573U/ja
Application granted granted Critical
Publication of JPH0740621Y2 publication Critical patent/JPH0740621Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Lock And Its Accessories (AREA)
JP13754188U 1988-10-21 1988-10-21 暗証解錠装置 Expired - Fee Related JPH0740621Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13754188U JPH0740621Y2 (ja) 1988-10-21 1988-10-21 暗証解錠装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13754188U JPH0740621Y2 (ja) 1988-10-21 1988-10-21 暗証解錠装置

Publications (2)

Publication Number Publication Date
JPH0258573U JPH0258573U (cs) 1990-04-26
JPH0740621Y2 true JPH0740621Y2 (ja) 1995-09-20

Family

ID=31399058

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13754188U Expired - Fee Related JPH0740621Y2 (ja) 1988-10-21 1988-10-21 暗証解錠装置

Country Status (1)

Country Link
JP (1) JPH0740621Y2 (cs)

Also Published As

Publication number Publication date
JPH0258573U (cs) 1990-04-26

Similar Documents

Publication Publication Date Title
CA1244977A (en) Toll restriction circuit for an electronic telephone station
JPH0740621Y2 (ja) 暗証解錠装置
US6211475B1 (en) Keyboard with key lock function
KR200200323Y1 (ko) 입력되는 패스워드를 주변인이 쉽게 감지할 수 없는 키패드를 구비하는 잠금 장치
JP2004078688A (ja) キースキャン装置及び電子機器
JP2651861B2 (ja) 数字の一致・不一致を判定する判定機構及び数字表示機能を有するスイッチ
GB1105728A (en) Key-operated electric circuit controller
CN1107925A (zh) 中心控制多用户电子密码锁开启的方法
JP2802153B2 (ja) 電気錠解錠方法
JPS61162686A (ja) 電子錠前
JP2003076480A (ja) 電子機器
KR19980068857A (ko) 호출기의 부메랑 장치 및 방법
JPH036062Y2 (cs)
JPS6390948A (ja) 電話機回路
KR910004128Y1 (ko) Mfc 전화기용 전자식 잠금장치
JPH0722018Y2 (ja) メンブレンスイツチ
KR820001843Y1 (ko) 콤퓨터식 컴비네이숀 키록크(Computer Combination Key Lock)
KR900006921Y1 (ko) 전자 버튼 키이회로
JPS61131109A (ja) キ−ボ−ド
JP2523190Y2 (ja) 電話機用ｉｃのキー入力切り替え回路
JPS62296075A (ja) 電気錠装置
JPH02260954A (ja) 電話装置
JPS6187079A (ja) 電気錠解錠装置
JPH03141519A (ja) キーボードスイッチの誤入力防止装置
JPS63115494A (ja) ボタン電話装置

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees