GB727968A - Improvements in or relating to electric calculating machines - Google Patents

Improvements in or relating to electric calculating machines

Info

Publication number
GB727968A
GB727968A GB6706/51A GB670651A GB727968A GB 727968 A GB727968 A GB 727968A GB 6706/51 A GB6706/51 A GB 6706/51A GB 670651 A GB670651 A GB 670651A GB 727968 A GB727968 A GB 727968A
Authority
GB
United Kingdom
Prior art keywords
windings
contacts
march
pair
relating
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
GB6706/51A
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.)
El Re Ma SA
Original Assignee
El Re Ma SA
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 El Re Ma SA filed Critical El Re Ma SA
Publication of GB727968A publication Critical patent/GB727968A/en
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
    • G06F7/42—Adding; Subtracting
GB6706/51A 1950-03-20 1951-03-20 Improvements in or relating to electric calculating machines Expired GB727968A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH287272T 1950-03-20

Publications (1)

Publication Number Publication Date
GB727968A true GB727968A (en) 1955-04-13

Family

ID=4532096

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6706/51A Expired GB727968A (en) 1950-03-20 1951-03-20 Improvements in or relating to electric calculating machines

Country Status (5)

Country Link
US (1) US2699290A (de)
CH (1) CH287272A (de)
DE (1) DE944586C (de)
FR (1) FR1044719A (de)
GB (1) GB727968A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL188401B (nl) * 1953-07-31 Sig Schweiz Industrieges Inrichting voor het overdragen van groepen tegen elkaar aanliggende overeind staande schijfvormige voorwerpen, zoals biscuits.
NL188644B (nl) * 1953-07-31 Ferrer Int 1-(3,4-methyleendioxyfenyl)aminoalkanolen met farmacologisch bruikbare eigenschappen.
US2909993A (en) * 1954-11-18 1959-10-27 Ibm Printer for calculating unit
US3016191A (en) * 1956-02-13 1962-01-09 Brandt Automatic Cashier Co Coin sorter and computer
DE1043670B (de) * 1956-12-13 1958-11-13 Deutsche Bundesbahn Einrichtung zum Einbringen, Speichern und Entnehmen von positiven und negativen Zahlenwerten, insbesondere fuer Bueromaschinen
US3016196A (en) * 1958-11-06 1962-01-09 Bell Telephone Labor Inc Arithmetic carry generator
US3328567A (en) * 1964-04-15 1967-06-27 Hitachi Ltd Digital adding and subtracting device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1515995A (en) * 1920-12-30 1924-11-18 Int Time Recording Co Ltd Electric multiplying machine
DE528702C (de) * 1928-10-22 1931-07-02 Tabulating Machine Company Verfahren, Vorrichtung und elektrische Schaltungsweise zum Einstellen von Werten oder Symbolgroessen auf elektromagnetischem Wege
AT122164B (de) * 1928-11-03 1931-04-10 Tabulating Machine Company New Verfahren und Vorrichtung zur Auswertung von Aufzeichnungsträgern, vorzugsweise Registrierkarten u. dgl.
DE656497C (de) * 1933-04-21 1938-02-09 D Instr De Prec Soc Ind Verfahren und Tabelliermaschine zur Auswertung von Karten mit Lochkombinationen
US2195267A (en) * 1936-02-06 1940-03-26 Bush Mfg Company Calculating machine
US2538826A (en) * 1949-03-15 1951-01-23 Marchant Calculating Machine Calculating machine

Also Published As

Publication number Publication date
CH287272A (de) 1952-11-30
FR1044719A (fr) 1953-11-20
US2699290A (en) 1955-01-11
DE944586C (de) 1956-06-21

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