CH544354A - Security system with magnetic cards - Google Patents

Security system with magnetic cards

Info

Publication number
CH544354A
CH544354A CH1320371A CH1320371A CH544354A CH 544354 A CH544354 A CH 544354A CH 1320371 A CH1320371 A CH 1320371A CH 1320371 A CH1320371 A CH 1320371A CH 544354 A CH544354 A CH 544354A
Authority
CH
Switzerland
Prior art keywords
security system
magnetic cards
cards
magnetic
security
Prior art date
Application number
CH1320371A
Other languages
German (de)
Inventor
Charles Poylo Michael
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of CH544354A publication Critical patent/CH544354A/en

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
    • G07C9/21—Individual registration on entry or exit involving the use of a pass having a variable access code
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/0042—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for hiring of objects
    • 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
    • G07C9/27—Individual registration on entry or exit involving the use of a pass with central registration

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Credit Cards Or The Like (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Lock And Its Accessories (AREA)
CH1320371A 1970-09-10 1971-09-09 Security system with magnetic cards CH544354A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7104070A 1970-09-10 1970-09-10

Publications (1)

Publication Number Publication Date
CH544354A true CH544354A (en) 1973-11-15

Family

ID=22098885

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1320371A CH544354A (en) 1970-09-10 1971-09-09 Security system with magnetic cards

Country Status (4)

Country Link
CH (1) CH544354A (en)
DE (1) DE2144760A1 (en)
ES (1) ES394938A1 (en)
FR (1) FR2107529A5 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2559193B1 (en) * 1984-02-07 1986-06-20 Talleres Escoriaza Sa PROGRAMMABLE ELECTRONIC LOCK
FR2567947B1 (en) * 1984-07-23 1986-12-26 Euratom SURFACE TEXTURE READING ACCESS CONTROL SYSTEM

Also Published As

Publication number Publication date
ES394938A1 (en) 1974-03-16
FR2107529A5 (en) 1972-05-05
DE2144760A1 (en) 1972-03-16

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Legal Events

Date Code Title Description
PL Patent ceased