IL33602A - Coded switching device using random numbers - Google Patents

Coded switching device using random numbers

Info

Publication number
IL33602A
IL33602A IL3360269A IL3360269A IL33602A IL 33602 A IL33602 A IL 33602A IL 3360269 A IL3360269 A IL 3360269A IL 3360269 A IL3360269 A IL 3360269A IL 33602 A IL33602 A IL 33602A
Authority
IL
Israel
Prior art keywords
register
switching device
stages
electronic combination
gate
Prior art date
Application number
IL3360269A
Other languages
English (en)
Original Assignee
North American Res 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 North American Res Corp filed Critical North American Res Corp
Publication of IL33602A publication Critical patent/IL33602A/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
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00658—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys
    • G07C9/00674—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with switch-buttons
    • G07C9/00698—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with switch-buttons actuated in function of displayed informations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lock And Its Accessories (AREA)
  • Selective Calling Equipment (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
IL3360269A 1969-01-15 1969-12-23 Coded switching device using random numbers IL33602A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79143969A 1969-01-15 1969-01-15

Publications (1)

Publication Number Publication Date
IL33602A true IL33602A (en) 1973-03-30

Family

ID=25153734

Family Applications (1)

Application Number Title Priority Date Filing Date
IL3360269A IL33602A (en) 1969-01-15 1969-12-23 Coded switching device using random numbers

Country Status (6)

Country Link
JP (1) JPS499678B1 (enrdf_load_stackoverflow)
BR (1) BR7016044D0 (enrdf_load_stackoverflow)
ES (1) ES375881A1 (enrdf_load_stackoverflow)
FR (1) FR2041034A1 (enrdf_load_stackoverflow)
GB (1) GB1256730A (enrdf_load_stackoverflow)
IL (1) IL33602A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2459514A1 (fr) * 1979-06-19 1981-01-09 Gao Ges Automation Org Procede d'introduction d'un mot de code personnel dans un lecteur automatique de documents
GB2120434B (en) * 1982-04-22 1986-03-12 Enigma Logic Inc A security system
DE3225754A1 (de) * 1982-07-09 1984-01-12 Hülsbeck & Fürst GmbH & Co KG, 5620 Velbert Verfahren zur schliesswirksamen wechselwirkung eines schluesselartigen teils mit einem schlossartigen teil
GB2143062B (en) * 1983-07-05 1987-08-26 Lin Min Shin Dual control electronics switch apparatus with photoelectric identification and digital code arrangement
US4599489A (en) * 1984-02-22 1986-07-08 Gordian Systems, Inc. Solid state key for controlling access to computer software
FR2561703B1 (fr) * 1984-03-23 1986-07-25 Genus Int Appareil d'acces a serrure et cle codee
GB2244831A (en) * 1990-05-24 1991-12-11 Technistore Limited Control

Also Published As

Publication number Publication date
BR7016044D0 (pt) 1973-02-08
FR2041034A1 (enrdf_load_stackoverflow) 1971-01-29
ES375881A1 (es) 1972-07-01
JPS499678B1 (enrdf_load_stackoverflow) 1974-03-06
GB1256730A (enrdf_load_stackoverflow) 1971-12-15

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