US2658681A - Electronic calculator - Google Patents

Electronic calculator Download PDF

Info

Publication number
US2658681A
US2658681A US38078A US3807848A US2658681A US 2658681 A US2658681 A US 2658681A US 38078 A US38078 A US 38078A US 3807848 A US3807848 A US 3807848A US 2658681 A US2658681 A US 2658681A
Authority
US
United States
Prior art keywords
electronic calculator
calculator
electronic
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 - Lifetime
Application number
US38078A
Other languages
English (en)
Inventor
Ralph L Palmer
James E Fernekees
Jerrier A Haddad
Byron E Phelps
Jr James V Williams
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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
Priority to BE490003D priority Critical patent/BE490003A/xx
Priority to NL214607D priority patent/NL214607A/xx
Priority to IT454514D priority patent/IT454514A/it
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Priority to US38078A priority patent/US2658681A/en
Priority to CH291687D priority patent/CH291687A/fr
Priority to FR1051750D priority patent/FR1051750A/fr
Priority to GB18102/49A priority patent/GB673759A/en
Application granted granted Critical
Publication of US2658681A publication Critical patent/US2658681A/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/498—Computations with decimal numbers radix 12 or 20. using counter-type accumulators
    • G06F7/4983—Multiplying; Dividing
    • G06F7/4985—Multiplying; Dividing by successive additions or subtractions

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrotherapy Devices (AREA)
  • Testing Of Individual Semiconductor Devices (AREA)
US38078A 1948-07-09 1948-07-09 Electronic calculator Expired - Lifetime US2658681A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
BE490003D BE490003A (US20020095090A1-20020718-M00002.png) 1948-07-09
NL214607D NL214607A (US20020095090A1-20020718-M00002.png) 1948-07-09
IT454514D IT454514A (US20020095090A1-20020718-M00002.png) 1948-07-09
US38078A US2658681A (en) 1948-07-09 1948-07-09 Electronic calculator
CH291687D CH291687A (fr) 1948-07-09 1949-07-05 Appareil électronique.
FR1051750D FR1051750A (fr) 1948-07-09 1949-07-07 Calculairice électronique
GB18102/49A GB673759A (en) 1948-07-09 1949-07-08 Improvements in calculating apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38078A US2658681A (en) 1948-07-09 1948-07-09 Electronic calculator

Publications (1)

Publication Number Publication Date
US2658681A true US2658681A (en) 1953-11-10

Family

ID=21897977

Family Applications (1)

Application Number Title Priority Date Filing Date
US38078A Expired - Lifetime US2658681A (en) 1948-07-09 1948-07-09 Electronic calculator

Country Status (7)

Country Link
US (1) US2658681A (US20020095090A1-20020718-M00002.png)
BE (1) BE490003A (US20020095090A1-20020718-M00002.png)
CH (1) CH291687A (US20020095090A1-20020718-M00002.png)
FR (1) FR1051750A (US20020095090A1-20020718-M00002.png)
GB (1) GB673759A (US20020095090A1-20020718-M00002.png)
IT (1) IT454514A (US20020095090A1-20020718-M00002.png)
NL (1) NL214607A (US20020095090A1-20020718-M00002.png)

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2886239A (en) * 1954-02-16 1959-05-12 Willem Hendrik Theodorus Helmi Check symbol computer
US2905383A (en) * 1956-11-29 1959-09-22 Ibm Register zero test
US2923469A (en) * 1954-01-15 1960-02-02 Ibm Electronic calculator
US2942780A (en) * 1954-07-01 1960-06-28 Ibm Multiplier-divider employing transistors
US2954926A (en) * 1953-01-13 1960-10-04 Sperry Rand Corp Electronic data processing system
US2957626A (en) * 1955-11-21 1960-10-25 Ibm High-speed electronic calculator
US2965297A (en) * 1957-08-08 1960-12-20 Burroughs Corp Floating point arithmetic comparison circuit
US2973901A (en) * 1953-03-17 1961-03-07 Ibm Digital computing engines
US2982472A (en) * 1955-05-02 1961-05-02 Harry D Huskey Binary digital computer with magnetic drum storage
US2986333A (en) * 1955-06-08 1961-05-30 Albert G Thomas Portable electronic computer
US3012722A (en) * 1956-08-31 1961-12-12 Minneanolis Honeywell Regulato Checking circutiry for data processing apparatus
US3021066A (en) * 1956-12-17 1962-02-13 Kienzle Apparate Gmbh Electronic calculator
US3037700A (en) * 1956-11-29 1962-06-05 Ibm Indexing registers for calculators
US3039690A (en) * 1955-11-16 1962-06-19 Int Computers & Tabulators Ltd Computing machines
US3061192A (en) * 1958-08-18 1962-10-30 Sylvania Electric Prod Data processing system
US3079082A (en) * 1958-06-30 1963-02-26 Electrologica Nv Electronic computer with interrupt feature
US3112394A (en) * 1959-12-15 1963-11-26 Ncr Co Electronic computing machine
US3138702A (en) * 1959-10-02 1964-06-23 Tally Register Corp Automatic sequence controlled computer
US3157862A (en) * 1959-09-30 1964-11-17 Honeywell Inc Controller for a computer apparatus
US3214573A (en) * 1961-08-10 1965-10-26 Gen Time Corp Digital storage and readout device
US3291040A (en) * 1959-12-15 1966-12-13 Ncr Co Print read-out in computer systems using stored programs

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2056403A (en) * 1932-01-06 1936-10-06 Ibm Accumulating device
US2176933A (en) * 1933-03-30 1939-10-24 Addressograph Multigraph Calculating and accounting machine
US2209434A (en) * 1935-02-27 1940-07-30 Ibm Record controlled machine
US2224774A (en) * 1936-06-24 1940-12-10 Ibm Tabulating machine
US2328610A (en) * 1938-06-10 1943-09-07 Ibm Multiplying and dividing machine
US2359631A (en) * 1941-04-15 1944-10-03 Ibm Dividing machine
US2402988A (en) * 1941-05-23 1946-07-02 Ibm Accounting apparatus
US2404739A (en) * 1940-07-18 1946-07-23 Ncr Co Calculating machine
US2404697A (en) * 1942-03-21 1946-07-23 Ncr Co Calculating device
US2442428A (en) * 1943-12-27 1948-06-01 Ncr Co Calculating device
US2502360A (en) * 1947-03-14 1950-03-28 Bell Telephone Labor Inc Electronic computer
US2516189A (en) * 1946-01-24 1950-07-25 Gen Motors Corp Precision aircraft tachometer
US2528100A (en) * 1946-05-31 1950-10-31 Bell Telephone Labor Inc Electronic calculator
US2587979A (en) * 1946-10-22 1952-03-04 Ibm Electronic system

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2056403A (en) * 1932-01-06 1936-10-06 Ibm Accumulating device
US2176933A (en) * 1933-03-30 1939-10-24 Addressograph Multigraph Calculating and accounting machine
US2209434A (en) * 1935-02-27 1940-07-30 Ibm Record controlled machine
US2224774A (en) * 1936-06-24 1940-12-10 Ibm Tabulating machine
US2328610A (en) * 1938-06-10 1943-09-07 Ibm Multiplying and dividing machine
US2404739A (en) * 1940-07-18 1946-07-23 Ncr Co Calculating machine
US2359631A (en) * 1941-04-15 1944-10-03 Ibm Dividing machine
US2402988A (en) * 1941-05-23 1946-07-02 Ibm Accounting apparatus
US2404697A (en) * 1942-03-21 1946-07-23 Ncr Co Calculating device
US2442428A (en) * 1943-12-27 1948-06-01 Ncr Co Calculating device
US2516189A (en) * 1946-01-24 1950-07-25 Gen Motors Corp Precision aircraft tachometer
US2528100A (en) * 1946-05-31 1950-10-31 Bell Telephone Labor Inc Electronic calculator
US2587979A (en) * 1946-10-22 1952-03-04 Ibm Electronic system
US2502360A (en) * 1947-03-14 1950-03-28 Bell Telephone Labor Inc Electronic computer

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2954926A (en) * 1953-01-13 1960-10-04 Sperry Rand Corp Electronic data processing system
US2973901A (en) * 1953-03-17 1961-03-07 Ibm Digital computing engines
US2923469A (en) * 1954-01-15 1960-02-02 Ibm Electronic calculator
US2886239A (en) * 1954-02-16 1959-05-12 Willem Hendrik Theodorus Helmi Check symbol computer
US2942780A (en) * 1954-07-01 1960-06-28 Ibm Multiplier-divider employing transistors
US2982472A (en) * 1955-05-02 1961-05-02 Harry D Huskey Binary digital computer with magnetic drum storage
US2986333A (en) * 1955-06-08 1961-05-30 Albert G Thomas Portable electronic computer
US3039690A (en) * 1955-11-16 1962-06-19 Int Computers & Tabulators Ltd Computing machines
US2957626A (en) * 1955-11-21 1960-10-25 Ibm High-speed electronic calculator
US3012722A (en) * 1956-08-31 1961-12-12 Minneanolis Honeywell Regulato Checking circutiry for data processing apparatus
US3037700A (en) * 1956-11-29 1962-06-05 Ibm Indexing registers for calculators
US2905383A (en) * 1956-11-29 1959-09-22 Ibm Register zero test
US3021066A (en) * 1956-12-17 1962-02-13 Kienzle Apparate Gmbh Electronic calculator
US2965297A (en) * 1957-08-08 1960-12-20 Burroughs Corp Floating point arithmetic comparison circuit
US3079082A (en) * 1958-06-30 1963-02-26 Electrologica Nv Electronic computer with interrupt feature
US3061192A (en) * 1958-08-18 1962-10-30 Sylvania Electric Prod Data processing system
US3157862A (en) * 1959-09-30 1964-11-17 Honeywell Inc Controller for a computer apparatus
US3138702A (en) * 1959-10-02 1964-06-23 Tally Register Corp Automatic sequence controlled computer
US3112394A (en) * 1959-12-15 1963-11-26 Ncr Co Electronic computing machine
US3291040A (en) * 1959-12-15 1966-12-13 Ncr Co Print read-out in computer systems using stored programs
US3214573A (en) * 1961-08-10 1965-10-26 Gen Time Corp Digital storage and readout device

Also Published As

Publication number Publication date
IT454514A (US20020095090A1-20020718-M00002.png)
BE490003A (US20020095090A1-20020718-M00002.png)
NL214607A (US20020095090A1-20020718-M00002.png)
CH291687A (fr) 1953-06-30
FR1051750A (fr) 1954-01-19
GB673759A (en) 1952-06-11

Similar Documents

Publication Publication Date Title
US2658681A (en) Electronic calculator
CA476561A (en) Electronic storage devices
CA447030A (en) Electronic gauge
GB648514A (en) An improved ellipsograph
CA453511A (en) Calculator
CA453304A (en) Electronic device
CA450738A (en) Electronic device
CA449956A (en) Electronic device
CA452693A (en) Electronic device
CA451900A (en) Electronic device
CA453697A (en) Electronic device
CA452194A (en) Electronic device
GB663438A (en) Improvements in or relating to latching devices
CA453297A (en) Electronic circuit
CA16431S (en) Display case
AU143589B2 (en) Stocking size calculator
CA448464A (en) Electronic apparatus
IE18656L (en) Cyclometers
IE18693L (en) N-acylamido-diols
IE18671L (en) Amino-alkyl-diaryl-chlorothioacetates
IE18672L (en) Amino-alkyl-diaryl-chlorothioacetates
IE18002L (en) Hairwaving
IE18258L (en) Elecro-magnetic devices
CA16465S (en) Hand telephone
CA449177A (en) Circuit arrangement