FR2260147A1 - Data storage device for ten million digits - is for checking validity of numbers especially credit cards directly on a low-cost unit - Google Patents

Data storage device for ten million digits - is for checking validity of numbers especially credit cards directly on a low-cost unit

Info

Publication number
FR2260147A1
FR2260147A1 FR7403525A FR7403525A FR2260147A1 FR 2260147 A1 FR2260147 A1 FR 2260147A1 FR 7403525 A FR7403525 A FR 7403525A FR 7403525 A FR7403525 A FR 7403525A FR 2260147 A1 FR2260147 A1 FR 2260147A1
Authority
FR
France
Prior art keywords
hundred
shafts
storage device
data storage
low
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.)
Granted
Application number
FR7403525A
Other languages
English (en)
French (fr)
Other versions
FR2260147B1 (enrdf_load_stackoverflow
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TROTTA MICHAEL US
Original Assignee
TROTTA MICHAEL US
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 TROTTA MICHAEL US filed Critical TROTTA MICHAEL US
Priority to FR7403525A priority Critical patent/FR2260147A1/fr
Priority to DE19742405204 priority patent/DE2405204A1/de
Publication of FR2260147A1 publication Critical patent/FR2260147A1/fr
Application granted granted Critical
Publication of FR2260147B1 publication Critical patent/FR2260147B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/04—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the shape
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Lock And Its Accessories (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
FR7403525A 1974-02-01 1974-02-01 Data storage device for ten million digits - is for checking validity of numbers especially credit cards directly on a low-cost unit Granted FR2260147A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7403525A FR2260147A1 (en) 1974-02-01 1974-02-01 Data storage device for ten million digits - is for checking validity of numbers especially credit cards directly on a low-cost unit
DE19742405204 DE2405204A1 (de) 1974-02-01 1974-02-04 Datenspeicher

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7403525A FR2260147A1 (en) 1974-02-01 1974-02-01 Data storage device for ten million digits - is for checking validity of numbers especially credit cards directly on a low-cost unit
DE19742405204 DE2405204A1 (de) 1974-02-01 1974-02-04 Datenspeicher

Publications (2)

Publication Number Publication Date
FR2260147A1 true FR2260147A1 (en) 1975-08-29
FR2260147B1 FR2260147B1 (enrdf_load_stackoverflow) 1977-09-16

Family

ID=25766578

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7403525A Granted FR2260147A1 (en) 1974-02-01 1974-02-01 Data storage device for ten million digits - is for checking validity of numbers especially credit cards directly on a low-cost unit

Country Status (2)

Country Link
DE (1) DE2405204A1 (enrdf_load_stackoverflow)
FR (1) FR2260147A1 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR2260147B1 (enrdf_load_stackoverflow) 1977-09-16
DE2405204A1 (de) 1975-08-07

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Legal Events

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