FR1030552A - Perfectionnements aux machines à calculer - Google Patents

Perfectionnements aux machines à calculer

Info

Publication number
FR1030552A
FR1030552A FR1030552DA FR1030552A FR 1030552 A FR1030552 A FR 1030552A FR 1030552D A FR1030552D A FR 1030552DA FR 1030552 A FR1030552 A FR 1030552A
Authority
FR
France
Prior art keywords
calculating machines
machines
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.)
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 FR1030552A publication Critical patent/FR1030552A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
FR1030552D 1945-12-21 1946-12-19 Perfectionnements aux machines à calculer Expired FR1030552A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US636526A US2490362A (en) 1945-12-21 1945-12-21 Record controlled calculating machine

Publications (1)

Publication Number Publication Date
FR1030552A true FR1030552A (fr) 1953-06-15

Family

ID=24552277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1030552D Expired FR1030552A (fr) 1945-12-21 1946-12-19 Perfectionnements aux machines à calculer

Country Status (3)

Country Link
US (1) US2490362A (fr)
DE (1) DE973157C (fr)
FR (1) FR1030552A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2608348A (en) * 1948-08-30 1952-08-26 Comm Engineering Pty Ltd Registering arrangement for article dispensing systems
IT84202A (fr) * 1948-10-08
US2719670A (en) * 1949-10-18 1955-10-04 Jacobs Electrical and electronic digital computers
US2814442A (en) * 1953-07-14 1957-11-26 Ibm Counter for shaft position indicator
DE1051030B (de) * 1954-01-15 1959-02-19 IBM Deutschland Internationale Büro-Maschinen Gesellschaft m.b.H., Sindelfingen (Württ.) Elektronische Multiplikationsmaschine
US2829827A (en) * 1954-03-01 1958-04-08 Ibm Electronic multiplying machine
NL264857A (fr) * 1954-06-11
US2814443A (en) * 1955-12-27 1957-11-26 Ibm Shaft position indicator

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE439515C (de) * 1924-06-24 1927-01-11 Siemens Ag Kristalldetektor mit Nadelkontakt
US2165298A (en) * 1929-02-28 1939-07-11 Ibm Automatically controlled calculating mechanism
GB358105A (en) * 1929-07-05 1931-10-05 British Tabulating Mach Co Ltd Improvements in or relating to record-card controlled calculating machines
FR782457A (fr) * 1932-11-19 1935-06-24
NL51358C (fr) * 1933-02-01
US2176933A (en) * 1933-03-30 1939-10-24 Addressograph Multigraph Calculating and accounting machine
US2126666A (en) * 1935-11-14 1938-08-09 Ibm Multiplying machine
GB483578A (en) * 1936-10-21 1938-04-21 Ibm Improvements in or relating to record-controlled multiplying machines
US2228330A (en) * 1937-06-09 1941-01-14 Ibm Calculating machine
US2350499A (en) * 1940-12-24 1944-06-06 Ibm Multiplying machine

Also Published As

Publication number Publication date
DE973157C (de) 1959-12-10
US2490362A (en) 1949-12-06

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