FR1171300A - Multiplicatrice électronique - Google Patents

Multiplicatrice électronique

Info

Publication number
FR1171300A
FR1171300A FR1171300DA FR1171300A FR 1171300 A FR1171300 A FR 1171300A FR 1171300D A FR1171300D A FR 1171300DA FR 1171300 A FR1171300 A FR 1171300A
Authority
FR
France
Prior art keywords
electronic multiplier
multiplier
electronic
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1171300A publication Critical patent/FR1171300A/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
    • G06F7/48—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.
    • G06F7/4915—Multiplying; Dividing

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Complex Calculations (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Liquid Crystal Substances (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
FR1171300D 1955-06-02 1956-06-01 Multiplicatrice électronique Expired FR1171300A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US829950XA 1955-06-02 1955-06-02

Publications (1)

Publication Number Publication Date
FR1171300A true FR1171300A (fr) 1959-01-23

Family

ID=22174764

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1171300D Expired FR1171300A (fr) 1955-06-02 1956-06-01 Multiplicatrice électronique

Country Status (4)

Country Link
US (1) US2981470A (fr)
DE (1) DE1111429B (fr)
FR (1) FR1171300A (fr)
GB (1) GB829950A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3242322A (en) * 1960-02-15 1966-03-22 Gen Electric Error checking apparatus for data processing system
FR1332142A (fr) * 1961-06-12 1963-12-16
US3161764A (en) * 1961-07-25 1964-12-15 Burroughs Corp Electronic multiplier for a variable field length computer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB578041A (en) * 1941-05-10 1946-06-13 Standard Telephones Cables Ltd Improvements in or relating to electrically operated calculating equipment
NL148455B (nl) * 1948-09-03 Tech Electr Jarret T E J Elektrische machine met variabele reluctantie.
NL150647B (nl) * 1948-12-23 Rca Corp Televisieweergeefinrichting, alsmede rastercorrectieinrichting als onderdeel daarvan.
US2604262A (en) * 1949-01-19 1952-07-22 Ibm Multiplying and dividing means
BE494489A (fr) * 1949-03-14
US2802625A (en) * 1953-10-16 1957-08-13 Ibm Electronic multiplying and dividing machine

Also Published As

Publication number Publication date
DE1111429B (de) 1961-07-20
GB829950A (en) 1960-03-09
US2981470A (en) 1961-04-25

Similar Documents

Publication Publication Date Title
CH337957A (fr) Dispositif électronique
FR1130859A (fr) Commutateur électronique
CH344857A (fr) Calculatrice arithmétique électronique
CH341296A (de) Bauelement
FR1113365A (fr) Microscope électronique
FR69150E (fr) Commutateur électronique perfectionné
FR1160634A (fr) Multiplicateur-diviseur électronique
FR1151591A (fr) Générateur de fonctions électronique
CH334695A (fr) Calculatrice électronique
FR1141871A (fr) Calculatrice électronique
FR1103209A (fr) Camera électronique
FR1171300A (fr) Multiplicatrice électronique
CH335878A (fr) Calculatrice électronique
CH330548A (fr) Calculatrice électronique
CH346050A (fr) Totalisateur électronique
FR1184528A (fr) Enregistreur électronique
FR1121000A (fr) Calculatrice électronique
CH337002A (fr) Calculatrice électronique
FR1138846A (fr) Psychromètre électronique
FR1189825A (fr) Basculeur électronique
FR1202811A (fr) Calculatrice électronique
FR1172005A (fr) Calculatrice électronique
FR1162180A (fr) Four électronique
FR1132016A (fr) Tensiopulsomètre stétoscopique électronique
FR1127086A (fr) Opérateur mathématique électronique perfectionné