FR951281A - Machine à calculer - Google Patents

Machine à calculer

Info

Publication number
FR951281A
FR951281A FR951281DA FR951281A FR 951281 A FR951281 A FR 951281A FR 951281D A FR951281D A FR 951281DA FR 951281 A FR951281 A FR 951281A
Authority
FR
France
Prior art keywords
calculator
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
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR951281A publication Critical patent/FR951281A/fr
Expired legal-status Critical Current

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
    • G06F7/40—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using contact-making devices, e.g. electromagnetic relay
    • G06F7/44—Multiplying; Dividing
    • G06F7/443—Multiplying; Dividing by successive additions or subtractions

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Computing Systems (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Calculators And Similar Devices (AREA)
FR951281D 1945-09-29 1947-08-05 Machine à calculer Expired FR951281A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US619395A US2486809A (en) 1945-09-29 1945-09-29 Biquinary system calculator

Publications (1)

Publication Number Publication Date
FR951281A true FR951281A (fr) 1949-10-20

Family

ID=24481747

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951281D Expired FR951281A (fr) 1945-09-29 1947-08-05 Machine à calculer

Country Status (6)

Country Link
US (1) US2486809A (fr)
BE (1) BE477718A (fr)
CH (1) CH286552A (fr)
FR (1) FR951281A (fr)
GB (1) GB654368A (fr)
NL (1) NL77661C (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE489673A (fr) * 1947-02-26
US2558477A (en) * 1948-01-07 1951-06-26 Bell Telephone Labor Inc Message ticketer
US2709041A (en) * 1948-05-25 1955-05-24 Rudolph W Dauber Continuous record business machines
US2658682A (en) * 1949-01-31 1953-11-10 Ibm Record controlled machine
US2651457A (en) * 1949-05-13 1953-09-08 Ibm Calculating machine
US2635807A (en) * 1949-06-24 1953-04-21 Bell Telephone Labor Inc Automatic accounting device
US2829822A (en) * 1949-10-24 1958-04-08 Marchant Calculators Inc Binary value calculator
NL87833C (fr) * 1950-06-15
NL162297B (nl) * 1950-07-07 Unilever Nv Werkwijze ter bereiding van een margarine.
LU30870A1 (fr) * 1950-08-16
US2778567A (en) * 1951-11-23 1957-01-22 Ibm Relay calculator
US2770415A (en) * 1951-12-03 1956-11-13 Clary Corp Read-out and radix conversion apparatus for electronic computing apparatus
US2833468A (en) * 1952-10-01 1958-05-06 Ibm Indicating device
US2884192A (en) * 1952-12-06 1959-04-28 Ibm Bi-quinary accumulator
GB745833A (en) * 1953-03-17 1956-03-07 Nat Res Dev Digital computing engines
NL104334C (fr) * 1953-07-31
NL188644B (nl) * 1953-07-31 Ferrer Int 1-(3,4-methyleendioxyfenyl)aminoalkanolen met farmacologisch bruikbare eigenschappen.
GB760752A (en) * 1954-06-03 1956-11-07 Nat Res Dev Electrical digital computing engines
NL264857A (fr) * 1954-06-11
DE1110920B (de) * 1958-05-20 1961-07-13 Uchida Yoko Company Ltd Zahlenrechner der Relais-Bauart

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1813830A (en) * 1923-11-07 1931-07-07 Weiner Bernhard Calculating machine
GB301803A (en) * 1927-12-05 1930-06-04 Charles Borel Improvements in or relating to statistical apparatus
US2185681A (en) * 1928-08-28 1940-01-02 Ibm Electrical calculating machine
US2176932A (en) * 1931-10-30 1939-10-24 Addressograph Multigraph Electrical calculating machine
US2099754A (en) * 1932-03-25 1937-11-23 Associated Electric Lab Inc Calculating machine
US2253596A (en) * 1938-04-01 1941-08-26 Western Electric Co Electrical calculating equipment for telephone systems
US2210574A (en) * 1938-09-16 1940-08-06 Ibm Signaling system
US2386763A (en) * 1940-08-07 1945-10-16 Bell Telephone Labor Inc Record controlled system
BE469769A (fr) * 1941-05-23 1900-01-01
US2364540A (en) * 1942-10-10 1944-12-05 Ibm Calculating machine
US2420167A (en) * 1943-03-31 1947-05-06 Ibm Relay type cross-totalizing device for record card data
US2424100A (en) * 1944-11-10 1947-07-15 Ibm Relay type adding and result checking machine

Also Published As

Publication number Publication date
US2486809A (en) 1949-11-01
CH286552A (de) 1952-10-31
BE477718A (fr)
NL77661C (fr)
GB654368A (en) 1951-06-13

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