KR910017820A - Unmanned security door system of the common building - Google Patents
Unmanned security door system of the common building Download PDFInfo
- Publication number
- KR910017820A KR910017820A KR1019900003906A KR900003906A KR910017820A KR 910017820 A KR910017820 A KR 910017820A KR 1019900003906 A KR1019900003906 A KR 1019900003906A KR 900003906 A KR900003906 A KR 900003906A KR 910017820 A KR910017820 A KR 910017820A
- Authority
- KR
- South Korea
- Prior art keywords
- common
- door
- building
- door device
- unmanned security
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
- H04M11/025—Door telephones
Abstract
내용 없음No content
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
제1도는 본 발명의 시스템 계통도, 제2도는 제1도의 실시예도.1 is a system diagram of the present invention, and FIG. 2 is an embodiment of FIG.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900003906A KR930000143B1 (en) | 1990-03-22 | 1990-03-22 | Alerting doorphone system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900003906A KR930000143B1 (en) | 1990-03-22 | 1990-03-22 | Alerting doorphone system |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910017820A true KR910017820A (en) | 1991-11-05 |
KR930000143B1 KR930000143B1 (en) | 1993-01-09 |
Family
ID=19297280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900003906A KR930000143B1 (en) | 1990-03-22 | 1990-03-22 | Alerting doorphone system |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR930000143B1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100311598B1 (en) * | 1999-06-15 | 2001-11-02 | 김정태 | RF Door lock system |
KR100332286B1 (en) * | 1999-06-30 | 2002-04-12 | 김동수 | System and method for controlling gate of apartment complex |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101671337B1 (en) * | 2015-03-31 | 2016-11-01 | 주식회사 코맥스 | Image call system having auto sensing function of video phone and vedio phone thereof |
-
1990
- 1990-03-22 KR KR1019900003906A patent/KR930000143B1/en active IP Right Grant
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100311598B1 (en) * | 1999-06-15 | 2001-11-02 | 김정태 | RF Door lock system |
KR100332286B1 (en) * | 1999-06-30 | 2002-04-12 | 김동수 | System and method for controlling gate of apartment complex |
Also Published As
Publication number | Publication date |
---|---|
KR930000143B1 (en) | 1993-01-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4581634A (en) | Security apparatus for controlling access to a predetermined area | |
DE69112102T2 (en) | Opening and closing mechanism. | |
NO932134D0 (en) | SWING DOER | |
KR910017820A (en) | Unmanned security door system of the common building | |
FR2566561B1 (en) | EVENT REGISTRATION AND RECORDING SYSTEM FOR SECURITY FACILITIES | |
ES271092Y (en) | OPTICAL REMOTE CONTROL DEVICE FOR ROOM DOOR. | |
DE69101943T2 (en) | Door for control cabinet. | |
DE59106355D1 (en) | Access control device. | |
KR910009556A (en) | Elevator control | |
CA2035638A1 (en) | Minibar System | |
FR2685496B1 (en) | OBSTACLE DETECTION AND AUTOMATIC CONTROL DEVICE FOR SLIDING DOORS, PARTICULARLY FOR ELEVATOR DOORS. | |
TR24970A (en) | KEY MODE VERTICAL DIFFERENCE SYSTEM AND CONTROL UNIT. | |
FR2656966B1 (en) | MANAGEMENT AND CONTROL SYSTEM FOR SEVERAL INDEPENDENT DEVICES. | |
ES2031073T3 (en) | DEVICE FOR DRIVING, SIGNALING AND DIALOGUE, IN PARTICULAR FOR AUTOMATIC CAMERAS. | |
FR2701988B1 (en) | Security device for door closings. | |
ES2143392A1 (en) | Improvements made to patent of invention No 9101538 for "Security system for preventing robberies based on a metal-detector arch and system of surveillance and recording by closed circuit television" | |
KR930011733A (en) | Apartment access control system | |
FR2666614B1 (en) | CONTROL DEVICE FOR OPENING DOORS, ESPECIALLY SAFE AND, IN GENERAL, ALL STRONG DOORS. | |
JPS5915579Y2 (en) | Input device for room entry/exit control | |
KR19980082314A (en) | How to open / close the common entrance hall of the apartment management system | |
KR200219226Y1 (en) | Entrance Censor System for Limited Age | |
WO2000068896A8 (en) | Device for controlling the opening and closing of doors and for displaying same | |
RU93057825A (en) | NEGOTIATION AND CUSTOMS DEVICE | |
KR930017206U (en) | Electronic lock control type video door system | |
ES277990U (en) | Security device for banking and commercial premises (Machine-translation by Google Translate, not legally binding) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
NORF | Unpaid initial registration fee |