AT307261B - Input device for secret character combinations - Google Patents

Input device for secret character combinations

Info

Publication number: AT307261B
Authority: AT; Austria
Prior art keywords: input device; character combinations; secret character; secret; combinations
Prior art date: 1970-04-09

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.)

1970-04-09

Filing date

1970-04-09

Publication date

1973-05-10

1970-04-09 Application filed by Siemens Ag Oesterreich filed Critical Siemens Ag Oesterreich

1970-04-09 Priority to AT324270A priority Critical patent/AT307261B/en

1971-03-30 Priority to DE19712115370 priority patent/DE2115370A1/en

1973-05-10 Application granted granted Critical

1973-05-10 Publication of AT307261B publication Critical patent/AT307261B/en

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

1970
- 1970-04-09 AT AT324270A patent/AT307261B/en not_active IP Right Cessation
1971
- 1971-03-30 DE DE19712115370 patent/DE2115370A1/en active Pending

Also Published As

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

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Legal Events

Date	Code	Title	Description
1982-05-15	ELJ	Ceased due to non-payment of the annual fee