CH290939A - Machine de comptabilité. - Google Patents

Machine de comptabilité.

Info

Publication number
CH290939A
CH290939A CH290939DA CH290939A CH 290939 A CH290939 A CH 290939A CH 290939D A CH290939D A CH 290939DA CH 290939 A CH290939 A CH 290939A
Authority
CH
Switzerland
Prior art keywords
sep
zero
stop
recording
key
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Company The National Register
Original Assignee
Ncr 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 Co filed Critical Ncr Co
Publication of CH290939A publication Critical patent/CH290939A/fr

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Transmission Devices (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Mechanical Control Devices (AREA)
  • Calculators And Similar Devices (AREA)
  • Cash Registers Or Receiving Machines (AREA)
  • Feedback Control In General (AREA)
  • Lock And Its Accessories (AREA)
CH290939D 1948-07-17 1949-07-01 Machine de comptabilité. CH290939A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH290939A true CH290939A (fr) 1953-05-31

Family

ID=21784077

Family Applications (4)

Application Number Title Priority Date Filing Date
CH290939D CH290939A (fr) 1948-07-17 1949-07-01 Machine de comptabilité.
CH292846D CH292846A (fr) 1948-07-17 1949-07-01 Machine de comptabilité.
CH292845D CH292845A (fr) 1948-07-17 1949-07-01 Machine de comptabilité.
CH288478D CH288478A (fr) 1948-07-17 1949-07-01 Machine de comptabilité.

Family Applications After (3)

Application Number Title Priority Date Filing Date
CH292846D CH292846A (fr) 1948-07-17 1949-07-01 Machine de comptabilité.
CH292845D CH292845A (fr) 1948-07-17 1949-07-01 Machine de comptabilité.
CH288478D CH288478A (fr) 1948-07-17 1949-07-01 Machine de comptabilité.

Country Status (4)

Country Link
AT (3) AT176998B (de)
CH (4) CH290939A (de)
DE (2) DE898234C (de)
GB (1) GB660638A (de)

Families Citing this family (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
AT176998B (de) 1953-12-10
AT175718B (de) 1953-08-10
GB660638A (en) 1951-11-07
CH288478A (fr) 1953-01-31
AT175717B (de) 1953-08-10
DE855170C (de) 1952-11-10
CH292846A (fr) 1953-08-31
CH292845A (fr) 1953-08-31
DE898234C (de) 1953-11-30

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