GB525330A - Improvements in or relating to electrically operated calculating apparatus - Google Patents

Improvements in or relating to electrically operated calculating apparatus

Info

Publication number
GB525330A
GB525330A GB30530/38A GB3053038A GB525330A GB 525330 A GB525330 A GB 525330A GB 30530/38 A GB30530/38 A GB 30530/38A GB 3053038 A GB3053038 A GB 3053038A GB 525330 A GB525330 A GB 525330A
Authority
GB
United Kingdom
Prior art keywords
calculating
operator
relays
switches
circuits
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
GB30530/38A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB525330A publication Critical patent/GB525330A/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
    • G06F7/46—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using electromechanical counter-type accumulators
    • 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
    • G06F7/46—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using electromechanical counter-type accumulators
    • G06F7/462—Multiplying; dividing
    • G06F7/465—Multiplying; dividing by partial product forming (with electric multiplication table)

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • Computational Mathematics (AREA)
  • Paper (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Electric Cable Installation (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Calculators And Similar Devices (AREA)
GB30530/38A 1938-10-21 1938-11-21 Improvements in or relating to electrically operated calculating apparatus Expired GB525330A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB248857X 1938-10-21
GB91039X 1939-10-09

Publications (1)

Publication Number Publication Date
GB525330A true GB525330A (en) 1940-08-27

Family

ID=26242694

Family Applications (3)

Application Number Title Priority Date Filing Date
GB27538/39A Expired GB525396A (en) 1938-10-21 1938-11-21 Improvements in or relating to electrically-operated calculator equipment
GB27540/39A Expired GB525397A (en) 1938-10-21 1938-11-21 Improvements in or relating to electrically-operated calculating equipment
GB30530/38A Expired GB525330A (en) 1938-10-21 1938-11-21 Improvements in or relating to electrically operated calculating apparatus

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB27538/39A Expired GB525396A (en) 1938-10-21 1938-11-21 Improvements in or relating to electrically-operated calculator equipment
GB27540/39A Expired GB525397A (en) 1938-10-21 1938-11-21 Improvements in or relating to electrically-operated calculating equipment

Country Status (5)

Country Link
US (1) US2344885A (ko)
BE (1) BE437366A (ko)
CH (1) CH248857A (ko)
FR (1) FR861845A (ko)
GB (3) GB525396A (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434681A (en) * 1943-02-13 1948-01-20 Bell Telephone Labor Inc Remotely controlled electrical calculator
DE1549383B1 (de) * 1966-04-22 1970-09-24 Bell Punch Co Ltd Elektrische Rechenmaschine

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2702668A (en) * 1955-02-22 dustin
US2935250A (en) * 1960-05-03 reppert
US2432324A (en) * 1940-08-09 1947-12-09 Teleregister Corp Registering system
BE481773A (ko) * 1942-07-27
US2467419A (en) * 1943-10-16 1949-04-19 Marchant Calculating Machine Automatic decimal and shift control mechanism
US2484462A (en) * 1944-05-25 1949-10-11 Gen Railway Signal Co Airway traffic control system
US2484463A (en) * 1944-06-22 1949-10-11 Gen Railway Signal Co Airway traffic control system
US2424100A (en) * 1944-11-10 1947-07-15 Ibm Relay type adding and result checking machine
US2668661A (en) * 1944-11-23 1954-02-09 Bell Telephone Labor Inc Complex computer
US2588923A (en) * 1946-01-16 1952-03-11 Int Standard Electric Corp Calculator
US2502917A (en) * 1946-10-16 1950-04-04 Ibm Record controlled accumulating mechanism
US2679977A (en) * 1946-12-17 1954-06-01 Bell Telephone Labor Inc Calculator sign control circuit
US2977048A (en) * 1946-12-17 1961-03-28 Bell Telephone Labor Inc Automatic calculator
US2668009A (en) * 1947-12-09 1954-02-02 Teleregister Corp Ticket printing and accounting system
US2538636A (en) * 1947-12-31 1951-01-16 Bell Telephone Labor Inc Digital computer
US2528394A (en) * 1948-09-15 1950-10-31 Bernard Z Rose Electronic remote-controlled registering system
NL74434C (ko) * 1948-09-22
NO84202A (ko) * 1948-10-08
US2636672A (en) * 1949-01-19 1953-04-28 Ibm Selective sequence electronic calculator
US2717733A (en) * 1949-05-13 1955-09-13 Ibm Typewriter controlled calculator
US2580870A (en) * 1949-11-25 1952-01-01 Ibm Accumulator
NL83444C (ko) * 1950-12-29
US2750111A (en) * 1952-03-04 1956-06-12 Maul Michael Multiplying machines
DE969627C (de) * 1952-03-05 1958-06-26 Michael Maul Multiplikationsmaschine
FR1084147A (ko) * 1952-03-31 1955-01-17
US2834543A (en) * 1952-07-12 1958-05-13 Monroe Calculating Machine Multiplying and dividing means for electronic calculators
BE528222A (ko) * 1953-04-20
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
US3047228A (en) * 1957-03-30 1962-07-31 Bauer Friedrich Ludwig Automatic computing machines and method of operation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434681A (en) * 1943-02-13 1948-01-20 Bell Telephone Labor Inc Remotely controlled electrical calculator
DE1549383B1 (de) * 1966-04-22 1970-09-24 Bell Punch Co Ltd Elektrische Rechenmaschine

Also Published As

Publication number Publication date
GB525396A (en) 1940-08-27
CH248857A (fr) 1947-05-31
FR861845A (fr) 1941-02-18
GB525397A (en) 1940-08-27
BE437366A (ko)
US2344885A (en) 1944-03-21

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