FR665679A - Machine à calculer électrique - Google Patents

Machine à calculer électrique

Info

Publication number
FR665679A
FR665679A FR665679DA FR665679A FR 665679 A FR665679 A FR 665679A FR 665679D A FR665679D A FR 665679DA FR 665679 A FR665679 A FR 665679A
Authority
FR
France
Prior art keywords
calculating machine
electric calculating
electric
machine
calculating
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.)
Collett & Co O
Original Assignee
Collett & Co O
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 Collett & Co O filed Critical Collett & Co O
Application granted granted Critical
Publication of FR665679A publication Critical patent/FR665679A/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)

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)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Relay Circuits (AREA)
FR665679D 1928-03-13 1928-09-18 Machine à calculer électrique Expired FR665679A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1876296X 1928-03-13
NO314026X 1928-06-21

Publications (1)

Publication Number Publication Date
FR665679A true FR665679A (fr) 1929-09-21

Family

ID=26316231

Family Applications (1)

Application Number Title Priority Date Filing Date
FR665679D Expired FR665679A (fr) 1928-03-13 1928-09-18 Machine à calculer électrique

Country Status (5)

Country Link
US (1) US1876296A (fr)
BE (1) BE354275A (fr)
DE (1) DE691263C (fr)
FR (1) FR665679A (fr)
GB (1) GB314026A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2941716A (en) * 1960-06-21 Hebel
US2953297A (en) * 1960-09-20 Riss ctal
NL86376C (fr) * 1936-06-24
US2243473A (en) * 1936-07-08 1941-05-27 Ibm Dividing machine
DE746167C (de) * 1937-06-28 1944-08-08 Deutsche Hollerith Maschinen Gmbh Rechenmaschine
DE749095C (de) * 1942-03-21 1945-01-26 Elektrische Recheneinrichtung
BE481773A (fr) * 1942-07-27
US2350698A (en) * 1943-07-15 1944-06-06 Ibm Rounding off means for calculating machines
US2484462A (en) * 1944-05-25 1949-10-11 Gen Railway Signal Co Airway traffic control system
US2594960A (en) * 1946-12-31 1952-04-29 Teleregister Corp Electrical storage and signaling system
US2480744A (en) * 1948-02-19 1949-08-30 Ibm Accumulator of the step by step operated type
US2580303A (en) * 1949-06-25 1951-12-25 Ibm Storage device for record controlled computers
NL155348B (nl) * 1949-08-12 Katsuji Fujiwara Condenspot.
US2651458A (en) * 1951-01-24 1953-09-08 Eastman Kodak Co Automatic sequence-controlled computer
DE1000618B (de) * 1953-02-05 1957-01-10 Eldi Feinmechanik G M B H Elektrischer Summenbilder
BE538906A (fr) * 1954-06-11
CN111240400B (zh) * 2020-01-20 2023-10-20 光子算数(北京)科技有限责任公司 光除法模块、光子神经网络芯片、芯片系统及光除法器

Also Published As

Publication number Publication date
US1876296A (en) 1932-09-06
BE354275A (fr)
DE691263C (de) 1941-01-29
GB314026A (en) 1930-09-19

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