CH404247A - Automatic multiplication device for a calculating machine with reduced keyboard - Google Patents

Automatic multiplication device for a calculating machine with reduced keyboard

Info

Publication number
CH404247A
CH404247A CH470565A CH470565A CH404247A CH 404247 A CH404247 A CH 404247A CH 470565 A CH470565 A CH 470565A CH 470565 A CH470565 A CH 470565A CH 404247 A CH404247 A CH 404247A
Authority
CH
Switzerland
Prior art keywords
calculating machine
multiplication device
reduced keyboard
automatic multiplication
automatic
Prior art date
Application number
CH470565A
Other languages
Italian (it)
Inventor
Gassino Teresio
Original Assignee
Olivetti & Co Spa
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 Olivetti & Co Spa filed Critical Olivetti & Co Spa
Publication of CH404247A publication Critical patent/CH404247A/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Transmission Devices (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
CH470565A 1964-04-07 1965-04-05 Automatic multiplication device for a calculating machine with reduced keyboard CH404247A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT751764 1964-04-07

Publications (1)

Publication Number Publication Date
CH404247A true CH404247A (en) 1965-12-15

Family

ID=11125134

Family Applications (1)

Application Number Title Priority Date Filing Date
CH470565A CH404247A (en) 1964-04-07 1965-04-05 Automatic multiplication device for a calculating machine with reduced keyboard

Country Status (2)

Country Link
CH (1) CH404247A (en)
DE (1) DE1474671C3 (en)

Also Published As

Publication number Publication date
DE1474671A1 (en) 1969-07-24
DE1474671C3 (en) 1974-01-24
DE1474671B2 (en) 1973-06-20

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