BE579813A - Machines à calculer. - Google Patents

Machines à calculer.

Info

Publication number
BE579813A
BE579813A BE579813A BE579813A BE579813A BE 579813 A BE579813 A BE 579813A BE 579813 A BE579813 A BE 579813A BE 579813 A BE579813 A BE 579813A BE 579813 A BE579813 A BE 579813A
Authority
BE
Belgium
Prior art keywords
calculating machines
machines
calculating
Prior art date
Application number
BE579813A
Other languages
English (en)
Original Assignee
Bell Punch Co Ltd
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 Bell Punch Co Ltd filed Critical Bell Punch Co Ltd
Publication of BE579813A publication Critical patent/BE579813A/fr

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods 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
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/498—Computations with decimal numbers radix 12 or 20. using counter-type accumulators
    • G06F7/4983—Multiplying; Dividing
    • G06F7/4985—Multiplying; Dividing by successive additions or subtractions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • G06C7/06—Keyboards with one set of keys for each denomination
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04—Control 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
    • G09G3/06—Control 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
    • G09G3/10—Control 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 gas tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Punching Or Piercing (AREA)
  • Digital Computer Display Output (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
BE579813A 1958-06-19 1959-06-18 Machines à calculer. BE579813A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1965658A GB925161A (en) 1958-06-19 1958-06-19 Improvements in or relating to calculating machines

Publications (1)

Publication Number Publication Date
BE579813A true BE579813A (fr) 1959-10-16

Family

ID=10132982

Family Applications (1)

Application Number Title Priority Date Filing Date
BE579813A BE579813A (fr) 1958-06-19 1959-06-18 Machines à calculer.

Country Status (8)

Country Link
BE (1) BE579813A (fr)
CH (5) CH377559A (fr)
DE (1) DE1287340B (fr)
DK (3) DK109760C (fr)
FR (1) FR1230745A (fr)
GB (3) GB925161A (fr)
NL (1) NL240341A (fr)
SE (3) SE301734B (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR887732A (fr) * 1940-01-20 1943-11-22
NL83274C (fr) * 1944-12-27
NL220559A (fr) * 1956-09-06

Also Published As

Publication number Publication date
DK109760C (da) 1968-06-24
GB925164A (en) 1963-05-01
SE303891B (fr) 1968-09-09
DE1287340B (de) 1969-01-16
SE301734B (sv) 1968-06-17
CH381454A (de) 1964-08-31
DK115958B (da) 1969-11-24
SE307600B (fr) 1969-01-13
DK117866B (da) 1970-06-08
CH377559A (de) 1964-05-15
FR1230745A (fr) 1960-09-19
GB925163A (en) 1963-05-01
NL240341A (fr)
CH384254A (de) 1964-11-15
CH381279A (de) 1964-08-31
CH379807A (de) 1964-07-15
GB925161A (en) 1963-05-01

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