GB525396A - Improvements in or relating to electrically-operated calculator equipment - Google Patents

Improvements in or relating to electrically-operated calculator equipment

Info

Publication number
GB525396A
GB525396A GB27538/39A GB2753839A GB525396A GB 525396 A GB525396 A GB 525396A GB 27538/39 A GB27538/39 A GB 27538/39A GB 2753839 A GB2753839 A GB 2753839A GB 525396 A GB525396 A GB 525396A
Authority
GB
United Kingdom
Prior art keywords
control unit
calculating
relating
electrically
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
GB27538/39A
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 GB525396A publication Critical patent/GB525396A/en
Expired legal-status Critical Current

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
    • G06F7/46—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 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
    • G06F7/46—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)
  • Calculators And Similar Devices (AREA)
  • Electric Cable Installation (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
GB27538/39A 1938-10-21 1938-11-21 Improvements in or relating to electrically-operated calculator equipment Expired GB525396A (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
GB525396A true GB525396A (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 After (2)

Application Number Title Priority Date Filing Date
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

Country Status (5)

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

Families Citing this family (32)

* 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 (https=) * 1942-07-27
US2434681A (en) * 1943-02-13 1948-01-20 Bell Telephone Labor Inc Remotely controlled electrical calculator
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
BE490906A (https=) * 1948-09-22
IT84202A (https=) * 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 (https=) * 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 (https=) * 1952-03-31 1955-01-17
US2834543A (en) * 1952-07-12 1958-05-13 Monroe Calculating Machine Multiplying and dividing means for electronic calculators
NL186882B (nl) * 1953-04-20 Mita Industrial Co Ltd Lichtgevoelig papier voor elektrofotografie.
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
GB1172844A (en) * 1966-04-22 1969-12-03 Bell Punch Co Ltd Improvements in or relating to Calculating Machines

Also Published As

Publication number Publication date
US2344885A (en) 1944-03-21
GB525397A (en) 1940-08-27
CH248857A (fr) 1947-05-31
FR861845A (fr) 1941-02-18
GB525330A (en) 1940-08-27
BE437366A (https=)

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