JPS5538464B2 - - Google Patents

Info

Publication number
JPS5538464B2
JPS5538464B2 JP10540173A JP10540173A JPS5538464B2 JP S5538464 B2 JPS5538464 B2 JP S5538464B2 JP 10540173 A JP10540173 A JP 10540173A JP 10540173 A JP10540173 A JP 10540173A JP S5538464 B2 JPS5538464 B2 JP S5538464B2
Authority
JP
Japan
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
Application number
JP10540173A
Other languages
Japanese (ja)
Other versions
JPS501899A (en
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
Priority claimed from US00351298A external-priority patent/US3821704A/en
Application filed filed Critical
Publication of JPS501899A publication Critical patent/JPS501899A/ja
Publication of JPS5538464B2 publication Critical patent/JPS5538464B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/20—Individual registration on entry or exit involving the use of a pass
    • G07C9/215—Individual registration on entry or exit involving the use of a pass the system having a variable access-code, e.g. varied as a function of time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lock And Its Accessories (AREA)
JP10540173A 1973-04-16 1973-09-18 Expired JPS5538464B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00351298A US3821704A (en) 1972-03-13 1973-04-16 Self re keying security device with coded key

Publications (2)

Publication Number Publication Date
JPS501899A JPS501899A (en) 1975-01-09
JPS5538464B2 true JPS5538464B2 (en) 1980-10-04

Family

ID=23380358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10540173A Expired JPS5538464B2 (en) 1973-04-16 1973-09-18

Country Status (2)

Country Link
US (1) USRE29259E (en)
JP (1) JPS5538464B2 (en)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3926021A (en) * 1974-01-02 1975-12-16 Monitron Ind Electronic combination lock and system
JPS602466B2 (en) * 1974-02-13 1985-01-22 ピトニイ・ボウズ・インコーポレーテツド locking device
CA1101513A (en) 1976-11-08 1981-05-19 Leonard J. Genest Security system
JPS5539995A (en) * 1978-09-14 1980-03-21 Nec Corp Discriminating recognition unit
US4283710A (en) 1978-10-25 1981-08-11 J.S. Lock Company Security system
JPS5578772A (en) * 1978-12-09 1980-06-13 Kadetsukusu Inc Electronic locking apparatus
SE429884B (en) * 1979-06-05 1983-10-03 Thelin & Co Id Select ELECTRONIC WELDING
DE2928913C2 (en) * 1979-07-18 1988-03-24 Bayerische Motoren Werke AG, 8000 München Anti-theft device for motor vehicles
EP0044630B1 (en) 1980-07-01 1984-03-21 Scovill Inc Electronic security device
JPS58176370A (en) * 1982-04-10 1983-10-15 キング工業株式会社 Fire resistant strong box capable of altering unlocking condition
DE3225754A1 (en) * 1982-07-09 1984-01-12 Hülsbeck & Fürst GmbH & Co KG, 5620 Velbert METHOD FOR THE LOCKING EFFECTIVE INTERACTION OF A KEY-LIKE PART WITH A LOCK-LIKE PART
JPS59165778A (en) * 1982-08-16 1984-09-19 岩瀬　勝彦 Locking and unlocking apparatus
NO153409C (en) * 1982-09-02 1986-03-12 Trioving As RECOVERABLE ELECTRONIC LAST.
JPS5980871A (en) * 1982-10-27 1984-05-10 日本警備保障株式会社 Key code register system for guard
JPS6029378U (en) * 1983-08-02 1985-02-27 三和電工株式会社 pin plug
JPS60246451A (en) * 1984-05-22 1985-12-06 Sharp Corp Information protecting device
US4972472A (en) * 1985-03-15 1990-11-20 Tandem Computers Incorporated Method and apparatus for changing the master key in a cryptographic system
US4837822A (en) 1986-04-08 1989-06-06 Schlage Lock Company Cryptographic based electronic lock system and method of operation
US5581614A (en) * 1991-08-19 1996-12-03 Index Systems, Inc. Method for encrypting and embedding information in a video program
US5170431A (en) * 1991-09-20 1992-12-08 Mas-Hamilton Group Electronic bolt lock with enhanced security features
US5359322A (en) * 1992-09-28 1994-10-25 Stanley Home Automation Method and apparatus for interconnected electronic locks
US5709114A (en) * 1994-11-21 1998-01-20 Mas-Hamilton Group Keypad entry electronic combination lock with self-generated combination
US6718806B2 (en) 2000-01-25 2004-04-13 Videx, Inc. Electronic locking system with emergency exit feature
US6474122B2 (en) 2000-01-25 2002-11-05 Videx, Inc. Electronic locking system
US6615625B2 (en) 2000-01-25 2003-09-09 Videx, Inc. Electronic locking system
US20070044523A1 (en) * 2005-08-26 2007-03-01 Videx, Inc. Lock
US20080067245A1 (en) * 2006-09-06 2008-03-20 Honda Motor Co., Ltd. Basket tag with 2-d bar code
KR20170078415A (en) * 2015-12-29 2017-07-07 삼성전자주식회사 Apparatus and method of controlling a door lock

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3727187A (en) * 1971-10-28 1973-04-10 Telecredit Credit card verification system

Also Published As

Publication number Publication date
JPS501899A (en) 1975-01-09
USRE29259E (en) 1977-06-07

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