FR1047984A - Machine à calculer - Google Patents

Machine à calculer

Info

Publication number
FR1047984A
FR1047984A FR1047984DA FR1047984A FR 1047984 A FR1047984 A FR 1047984A FR 1047984D A FR1047984D A FR 1047984DA FR 1047984 A FR1047984 A FR 1047984A
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)
Inventor
Rolf Hofgaard
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 filed Critical
Application granted granted Critical
Publication of FR1047984A publication Critical patent/FR1047984A/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)
FR1047984D 1950-08-16 1951-08-14 Machine à calculer Expired FR1047984A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO328486X 1950-08-16

Publications (1)

Publication Number Publication Date
FR1047984A true FR1047984A (fr) 1953-12-18

Family

ID=19905246

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1047984D Expired FR1047984A (fr) 1950-08-16 1951-08-14 Machine à calculer

Country Status (8)

Country Link
US (1) US2717734A (fr)
BE (1) BE505292A (fr)
CH (1) CH328486A (fr)
DE (1) DE871204C (fr)
FR (1) FR1047984A (fr)
GB (1) GB713338A (fr)
LU (1) LU30870A1 (fr)
NL (1) NL162922B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3038657A (en) * 1957-01-02 1962-06-12 Ibm Electrical switching apparatus

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1863097A (en) * 1923-12-24 1932-06-14 Borel Charles Installation for registering data by perforation by manual and automatic means
US1944692A (en) * 1928-01-06 1934-01-23 Ibm Perforated card sorting machine
US1916624A (en) * 1928-03-26 1933-07-04 Siemens Ag Automatic control mechanism
DE741749C (de) * 1930-02-17 1943-11-17 Hollerith Maschinen Gmbh Durch Lochkarten gesteuerte Maschine
BE414686A (fr) * 1936-03-27
NL78641C (fr) * 1943-03-30
US2370989A (en) * 1943-12-28 1945-03-06 Ibm Code translating recorder
US2552760A (en) * 1945-05-02 1951-05-15 Automatic Elect Lab Binary calculator
NL77661C (fr) * 1945-09-29

Also Published As

Publication number Publication date
US2717734A (en) 1955-09-13
GB713338A (en) 1954-08-11
BE505292A (fr)
CH328486A (de) 1958-03-15
LU30870A1 (fr)
NL162922B (nl)
DE871204C (de) 1953-03-19

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