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FR1513273A - Machine à calculer électronique à clavier - Google Patents

Machine à calculer électronique à clavier

Info

Publication number
FR1513273A
FR1513273A FR70014A FR70014A FR1513273A FR 1513273 A FR1513273 A FR 1513273A FR 70014 A FR70014 A FR 70014A FR 70014 A FR70014 A FR 70014A FR 1513273 A FR1513273 A FR 1513273A
Authority
FR
France
Prior art keywords
electronic keyboard
calculator
keyboard calculator
electronic
keyboard
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
Application number
FR70014A
Other languages
English (en)
Inventor
Vladimir Borisovic Marakhovsky
Galina Ivanovna Menderskaya
Evgeny Alexandrovich Kanevsky
Jury Alexeevich Lvov
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.)
TS EKONOMIKO MAT I
Original Assignee
TS EKONOMIKO MAT I
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 TS EKONOMIKO MAT I filed Critical TS EKONOMIKO MAT I
Priority to FR70014A priority Critical patent/FR1513273A/fr
Application granted granted Critical
Publication of FR1513273A publication Critical patent/FR1513273A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/06Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources
    • G09G3/12Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources using electroluminescent elements
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00Digital computers in general; Data processing equipment in general
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0227Cooperation and interconnection of the input arrangement with other functional units of a computer
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/544Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices for evaluating functions by calculation
    • G06F7/552Powers or roots, e.g. Pythagorean sums
    • G06F7/5525Roots or inverse roots of single operands

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Optimization (AREA)
  • Human Computer Interaction (AREA)
FR70014A 1966-07-20 1966-07-20 Machine à calculer électronique à clavier Expired FR1513273A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR70014A FR1513273A (fr) 1966-07-20 1966-07-20 Machine à calculer électronique à clavier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR70014A FR1513273A (fr) 1966-07-20 1966-07-20 Machine à calculer électronique à clavier

Publications (1)

Publication Number Publication Date
FR1513273A true FR1513273A (fr) 1968-02-16

Family

ID=8613613

Family Applications (1)

Application Number Title Priority Date Filing Date
FR70014A Expired FR1513273A (fr) 1966-07-20 1966-07-20 Machine à calculer électronique à clavier

Country Status (1)

Country Link
FR (1) FR1513273A (fr)

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