SE349411B - - Google Patents

Info

Publication number
SE349411B
SE349411B SE11890/69A SE1189069A SE349411B SE 349411 B SE349411 B SE 349411B SE 11890/69 A SE11890/69 A SE 11890/69A SE 1189069 A SE1189069 A SE 1189069A SE 349411 B SE349411 B SE 349411B
Authority
SE
Sweden
Application number
SE11890/69A
Inventor
A Kolly
Original Assignee
Ricoh Kk
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 Ricoh Kk filed Critical Ricoh Kk
Publication of SE349411B publication Critical patent/SE349411B/xx

Links

Classifications

    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06CDIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00Input mechanisms
    • G06C7/02Keyboards
    • G06C7/08Keyboards with one set of keys for all denominations, e.g. ten-key board

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)
  • Warehouses Or Storage Devices (AREA)
SE11890/69A 1968-09-03 1969-08-27 SE349411B (forum.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1320768A CH496993A (fr) 1968-09-03 1968-09-03 Dispositif d'introduction de valeurs dans une machine à calculer, à clavier réduit

Publications (1)

Publication Number Publication Date
SE349411B true SE349411B (forum.php) 1972-09-25

Family

ID=4390333

Family Applications (1)

Application Number Title Priority Date Filing Date
SE11890/69A SE349411B (forum.php) 1968-09-03 1969-08-27

Country Status (6)

Country Link
US (1) US3598971A (forum.php)
CH (1) CH496993A (forum.php)
DK (1) DK122195B (forum.php)
FR (1) FR2017235A1 (forum.php)
GB (1) GB1279655A (forum.php)
SE (1) SE349411B (forum.php)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3152759A (en) * 1964-10-13 Interlocked open keyboards with electric restoring
US2697552A (en) * 1954-12-21 Buzzi
US2975971A (en) * 1954-11-13 1961-03-21 Oerlikon Buehrle Ag Calculating machine with digit keys and function control keys
US3017463A (en) * 1959-04-10 1962-01-16 Bendix Corp Keyboard apparatus
US3169701A (en) * 1961-01-03 1965-02-16 Sperry Rand Corp Interchangeable key blank and key button combination
US3430226A (en) * 1965-05-05 1969-02-25 Sperry Rand Corp Calculators

Also Published As

Publication number Publication date
DE1944145B2 (de) 1972-08-24
CH496993A (fr) 1970-09-30
US3598971A (en) 1971-08-10
FR2017235A1 (forum.php) 1970-05-22
GB1279655A (en) 1972-06-28
DE1944145A1 (de) 1970-05-21
DK122195B (da) 1972-01-31

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