CH321940A - Electric sum pictures - Google Patents

Electric sum pictures

Info

Publication number
CH321940A
CH321940A CH321940DA CH321940A CH 321940 A CH321940 A CH 321940A CH 321940D A CH321940D A CH 321940DA CH 321940 A CH321940 A CH 321940A
Authority
CH
Switzerland
Prior art keywords
pictures
sum
electric
electric sum
sum pictures
Prior art date
Application number
Other languages
German (de)
Inventor
Hebel Martin Prof Ing Dr
Original Assignee
Eldi Feinmechanik Gmbh
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 Eldi Feinmechanik Gmbh filed Critical Eldi Feinmechanik Gmbh
Publication of CH321940A publication Critical patent/CH321940A/en

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

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)
  • Relay Circuits (AREA)
  • Image Processing (AREA)
CH321940D 1955-08-02 1954-04-21 Electric sum pictures CH321940A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US525957A US2873914A (en) 1955-08-02 1955-08-02 Electrical summing device

Publications (1)

Publication Number Publication Date
CH321940A true CH321940A (en) 1957-05-31

Family

ID=24095316

Family Applications (1)

Application Number Title Priority Date Filing Date
CH321940D CH321940A (en) 1955-08-02 1954-04-21 Electric sum pictures

Country Status (4)

Country Link
US (1) US2873914A (en)
CH (1) CH321940A (en)
DE (1) DE1000618B (en)
FR (1) FR1100230A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2955760A (en) * 1957-09-06 1960-10-11 Ibm Relay arithmetic device
US3138701A (en) * 1959-12-29 1964-06-23 Ibm Self-checking numbering devices
US3226534A (en) * 1961-12-07 1965-12-28 Ibm Superconductive adder and correlator
DE1251558B (en) * 1964-07-31 1967-10-05 Purdy & Mclntosh (Elec.Dev.) Ltd., London Electrical binary circuit arrangement for performing additions or subtractions

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE354275A (en) * 1928-03-13
US2364540A (en) * 1942-10-10 1944-12-05 Ibm Calculating machine
US2552760A (en) * 1945-05-02 1951-05-15 Automatic Elect Lab Binary calculator
US2620974A (en) * 1947-03-31 1952-12-09 Raymond L A Valtat Binary network type calculating machine
BE498160A (en) * 1949-09-17

Also Published As

Publication number Publication date
DE1000618B (en) 1957-01-10
FR1100230A (en) 1955-09-19
US2873914A (en) 1959-02-17

Similar Documents

Publication Publication Date Title
CH345374A (en) Electrical connection stack
CH336877A (en) Electric element
FR1133887A (en) Electrical connections
CH323299A (en) Electric program switch
CH352027A (en) Electric programmer
CH321940A (en) Electric sum pictures
FR1092897A (en) Terminal box
FR1109208A (en) Waterproof electrical machines
AT187317B (en) Electrical product pictures
AT192992B (en) Electric switch
FR1130207A (en) Electric fan
AT196018B (en) Electric regulator
FR1143253A (en) Semi-metallic electrical conductors
ES42700Y (en) Electric switch-switch
CH328488A (en) Electrical calculation device
ES44398Y (en) Improved electric heater-humidifier
CH337582A (en) Electric accumulator
FR1102889A (en) Insulating pole
FI30267A (en) Electric torr rakapparat
CH349646A (en) Electric dialing system
CH325250A (en) Electric collector
FR1100409A (en) Electric clock
AT198348B (en) Electric switch
CH335336A (en) Electric switch
FR1135136A (en) The electric cables