FR1034553A - Perfectionnements aux machines à multiplier - Google Patents

Perfectionnements aux machines à multiplier

Info

Publication number
FR1034553A
FR1034553A FR1034553DA FR1034553A FR 1034553 A FR1034553 A FR 1034553A FR 1034553D A FR1034553D A FR 1034553DA FR 1034553 A FR1034553 A FR 1034553A
Authority
FR
France
Prior art keywords
multiplying machines
multiplying
machines
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 FR1034553A publication Critical patent/FR1034553A/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
    • G06F7/446—Multiplying; Dividing by partial product forming (with electric multiplication table)
    • 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
    • G06F7/46—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using electromechanical counter-type accumulators
    • G06F7/462—Multiplying; dividing
    • G06F7/465—Multiplying; dividing by partial product forming (with electric multiplication table)

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)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Colloid Chemistry (AREA)
  • Credit Cards Or The Like (AREA)
FR1034553D 1945-12-21 1946-12-20 Perfectionnements aux machines à multiplier Expired FR1034553A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US636530A US2536951A (en) 1945-12-21 1945-12-21 Record controlled multiplying machine

Publications (1)

Publication Number Publication Date
FR1034553A true FR1034553A (fr) 1953-07-27

Family

ID=24552301

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1034553D Expired FR1034553A (fr) 1945-12-21 1946-12-20 Perfectionnements aux machines à multiplier

Country Status (4)

Country Link
US (1) US2536951A (fr)
DE (1) DE1001510B (fr)
FR (1) FR1034553A (fr)
GB (1) GB624467A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2651457A (en) * 1949-05-13 1953-09-08 Ibm Calculating machine
NL264857A (fr) * 1954-06-11
US3055586A (en) * 1958-11-12 1962-09-25 Iuternat Business Machines Cor Digit-by-digit decimal core matrix multiplier

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR767435A (fr) * 1932-05-04 1934-07-16
FR845398A (fr) * 1938-04-23 1939-08-21 D Instr De Prec Soc Ind Dispositif électrique de calcul
FR871955A (fr) * 1938-07-21 1942-05-27
US2364540A (en) * 1942-10-10 1944-12-05 Ibm Calculating machine
NL78641C (fr) * 1943-03-30

Also Published As

Publication number Publication date
US2536951A (en) 1951-01-02
DE1001510B (de) 1957-01-24
GB624467A (en) 1949-06-09

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