CH287272A - Switching device with electromagnetic switching elements. - Google Patents

Switching device with electromagnetic switching elements.

Info

Publication number
CH287272A
CH287272A CH287272DA CH287272A CH 287272 A CH287272 A CH 287272A CH 287272D A CH287272D A CH 287272DA CH 287272 A CH287272 A CH 287272A
Authority
CH
Switzerland
Prior art keywords
switching
electromagnetic
switching device
elements
switching elements
Prior art date
Application number
Other languages
German (de)
Inventor
S A El-Re-Ma
Original Assignee
El Re Ma S A
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 S A filed Critical El Re Ma S A
Publication of CH287272A publication Critical patent/CH287272A/en

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
    • G06F7/42—Adding; Subtracting

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)
  • Keying Circuit Devices (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
CH287272D 1950-03-20 1950-03-20 Switching device with electromagnetic switching elements. CH287272A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH287272A true CH287272A (en) 1952-11-30

Family

ID=4532096

Family Applications (1)

Application Number Title Priority Date Filing Date
CH287272D CH287272A (en) 1950-03-20 1950-03-20 Switching device with electromagnetic switching elements.

Country Status (5)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL104334C (en) * 1953-07-31
NL188644B (en) * 1953-07-31 Ferrer Int 1- (3,4-METHYLENE ENDIOXYPHENYL) AMINO ALKANOLS WITH PHARMACOLOGICALLY USEABLE PROPERTIES.
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 (en) * 1956-12-13 1958-11-13 Deutsche Bundesbahn Device for introducing, storing and removing positive and negative numerical values, especially for office machines
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 (en) * 1928-10-22 1931-07-02 Tabulating Machine Company Method, device and electrical circuit for setting values or symbol sizes by electromagnetic means
AT122164B (en) * 1928-11-03 1931-04-10 Tabulating Machine Company New Method and device for evaluating recording media, preferably registration cards and the like. like
DE656497C (en) * 1933-04-21 1938-02-09 D Instr De Prec Soc Ind Method and tabulating machine for evaluating cards with combinations of holes
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
US2699290A (en) 1955-01-11
DE944586C (en) 1956-06-21
FR1044719A (en) 1953-11-20
GB727968A (en) 1955-04-13

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