ES394938A1 - Sistema de seguridad de tarjeta magnetica. - Google Patents
Sistema de seguridad de tarjeta magnetica.Info
- Publication number
- ES394938A1 ES394938A1 ES394938A ES394938A ES394938A1 ES 394938 A1 ES394938 A1 ES 394938A1 ES 394938 A ES394938 A ES 394938A ES 394938 A ES394938 A ES 394938A ES 394938 A1 ES394938 A1 ES 394938A1
- Authority
- ES
- Spain
- Prior art keywords
- computer
- variable information
- information
- magnetic card
- translation
- Prior art date
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US7104070A | 1970-09-10 | 1970-09-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES394938A1 true ES394938A1 (es) | 1974-03-16 |
Family
ID=22098885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES394938A Expired ES394938A1 (es) | 1970-09-10 | 1971-09-09 | Sistema de seguridad de tarjeta magnetica. |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH544354A (es) |
DE (1) | DE2144760A1 (es) |
ES (1) | ES394938A1 (es) |
FR (1) | FR2107529A5 (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2559193B1 (fr) * | 1984-02-07 | 1986-06-20 | Talleres Escoriaza Sa | Serrure electronique programmable |
FR2567947B1 (fr) * | 1984-07-23 | 1986-12-26 | Euratom | Systeme de controle d'acces a lecture de texture de surface |
-
1971
- 1971-09-07 DE DE19712144760 patent/DE2144760A1/de active Pending
- 1971-09-09 CH CH1320371A patent/CH544354A/de not_active IP Right Cessation
- 1971-09-09 ES ES394938A patent/ES394938A1/es not_active Expired
- 1971-09-10 FR FR7132725A patent/FR2107529A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2144760A1 (de) | 1972-03-16 |
CH544354A (de) | 1973-11-15 |
FR2107529A5 (es) | 1972-05-05 |
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