AT307261B - Input device for secret character combinations - Google Patents

Input device for secret character combinations

Info

Publication number
AT307261B
AT307261B AT324270A AT324270A AT307261B AT 307261 B AT307261 B AT 307261B AT 324270 A AT324270 A AT 324270A AT 324270 A AT324270 A AT 324270A AT 307261 B AT307261 B AT 307261B
Authority
AT
Austria
Prior art keywords
input device
character combinations
secret character
secret
combinations
Prior art date
Application number
AT324270A
Other languages
German (de)
Inventor
Josef Dr Cerny
Franz Dipl Ing Voggenberger
Walter Dipl Ing Droescher
Original Assignee
Siemens Ag Oesterreich
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 Siemens Ag Oesterreich filed Critical Siemens Ag Oesterreich
Priority to AT324270A priority Critical patent/AT307261B/en
Priority to DE19712115370 priority patent/DE2115370A1/en
Application granted granted Critical
Publication of AT307261B publication Critical patent/AT307261B/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
    • G07C9/00666—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 dials

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electronic Switches (AREA)
AT324270A 1970-04-09 1970-04-09 Input device for secret character combinations AT307261B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT324270A AT307261B (en) 1970-04-09 1970-04-09 Input device for secret character combinations
DE19712115370 DE2115370A1 (en) 1970-04-09 1971-03-30 Input device for character combinations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT324270A AT307261B (en) 1970-04-09 1970-04-09 Input device for secret character combinations

Publications (1)

Publication Number Publication Date
AT307261B true AT307261B (en) 1973-05-10

Family

ID=3547559

Family Applications (1)

Application Number Title Priority Date Filing Date
AT324270A AT307261B (en) 1970-04-09 1970-04-09 Input device for secret character combinations

Country Status (2)

Country Link
AT (1) AT307261B (en)
DE (1) DE2115370A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2407322A1 (en) * 1977-10-25 1979-05-25 Bernier Raymond ELECTRONIC LOCK WHOSE CODE IS EASY TO MODIFY BY THE USER

Also Published As

Publication number Publication date
DE2115370A1 (en) 1971-10-28

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee