GB660638A - Accounting machines and similar calculating machines - Google Patents

Accounting machines and similar calculating machines

Info

Publication number
GB660638A
GB660638A GB701/50A GB70150A GB660638A GB 660638 A GB660638 A GB 660638A GB 701/50 A GB701/50 A GB 701/50A GB 70150 A GB70150 A GB 70150A GB 660638 A GB660638 A GB 660638A
Authority
GB
United Kingdom
Prior art keywords
machines
accounting
similar calculating
slide
zero
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
GB701/50A
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Publication of GB660638A publication Critical patent/GB660638A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/10—Transfer mechanisms, e.g. transfer of a figure from a ten-key keyboard into the pin carriage
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • G06C7/06—Keyboards with one set of keys for each denomination

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Transmission Devices (AREA)
  • Cash Registers Or Receiving Machines (AREA)
  • Feedback Control In General (AREA)
  • Calculators And Similar Devices (AREA)
  • Lock And Its Accessories (AREA)
  • Mechanical Control Devices (AREA)
GB701/50A 1948-07-17 1949-05-06 Accounting machines and similar calculating machines Expired GB660638A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US176998XA 1948-07-17 1948-07-17

Publications (1)

Publication Number Publication Date
GB660638A true GB660638A (en) 1951-11-07

Family

ID=21784077

Family Applications (1)

Application Number Title Priority Date Filing Date
GB701/50A Expired GB660638A (en) 1948-07-17 1949-05-06 Accounting machines and similar calculating machines

Country Status (4)

Country Link
AT (3) AT176998B (de)
CH (4) CH290939A (de)
DE (2) DE855170C (de)
GB (1) GB660638A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2811307A (en) * 1954-08-31 1957-10-29 Ferraro Raul Carlos Full key board listing-adding machines
US3321135A (en) * 1967-05-23 Keyboard assembly for accounting machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3321135A (en) * 1967-05-23 Keyboard assembly for accounting machine
US2811307A (en) * 1954-08-31 1957-10-29 Ferraro Raul Carlos Full key board listing-adding machines

Also Published As

Publication number Publication date
CH292845A (fr) 1953-08-31
CH288478A (fr) 1953-01-31
AT175717B (de) 1953-08-10
CH290939A (fr) 1953-05-31
CH292846A (fr) 1953-08-31
AT175718B (de) 1953-08-10
DE898234C (de) 1953-11-30
DE855170C (de) 1952-11-10
AT176998B (de) 1953-12-10

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