BE637759A - - Google Patents

Info

Publication number
BE637759A
BE637759A BE637759DA BE637759A BE 637759 A BE637759 A BE 637759A BE 637759D A BE637759D A BE 637759DA BE 637759 A BE637759 A BE 637759A
Authority
BE
Belgium
Prior art keywords
lever
rack
movement
slide
heel
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE637759A publication Critical patent/BE637759A/fr

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR 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)
  • Transmission Devices (AREA)
BE637759D BE637759A (de)

Publications (1)

Publication Number Publication Date
BE637759A true BE637759A (de)

Family

ID=203101

Family Applications (1)

Application Number Title Priority Date Filing Date
BE637759D BE637759A (de)

Country Status (1)

Country Link
BE (1) BE637759A (de)

Similar Documents

Publication Publication Date Title
BE637759A (de)
CH319283A (fr) Machine comptable
CH280229A (fr) Machine d'enregistrement munie d'un mécanisme différentiel.
CH199519A (fr) Machine comptable.
CH309352A (fr) Caisse enregistreuse.
CH276459A (fr) Machine comptable.
CH198454A (fr) Machine de comptabilité.
BE526367A (de)
CH330883A (fr) Machine comptable
CH315048A (fr) Machine à calculer
CH307038A (fr) Machine à calculer.
BE654628A (de)
BE444446A (de)
CH262320A (fr) Machine à calculer pour multiplication automatique.
CH283813A (fr) Machine comptable.
CH292845A (fr) Machine de comptabilité.
CH173800A (fr) Machine à calculer.
CH327011A (fr) Machine comptable
CH134989A (fr) Machine à calculer.
CH275191A (fr) Machine de comptabilité.
CH211973A (fr) Machine enregistreuse.
CH199520A (fr) Machine comptable.
CH271416A (fr) Machine de comptabilité.
CH208978A (fr) Machine enregistreuse.
CH325670A (fr) Caisse enregistreuse