BE862861A - Calculatrice pour l'enseignement - Google Patents

Calculatrice pour l'enseignement

Info

Publication number
BE862861A
BE862861A BE184276A BE184276A BE862861A BE 862861 A BE862861 A BE 862861A BE 184276 A BE184276 A BE 184276A BE 184276 A BE184276 A BE 184276A BE 862861 A BE862861 A BE 862861A
Authority
BE
Belgium
Prior art keywords
calculator
teaching
teaching calculator
Prior art date
Application number
BE184276A
Other languages
English (en)
Original Assignee
Helmut Leismann G M B H
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
Priority claimed from DE19777700712 external-priority patent/DE7700712U/de
Application filed by Helmut Leismann G M B H filed Critical Helmut Leismann G M B H
Publication of BE862861A publication Critical patent/BE862861A/fr

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand-manipulated computing devices
    • G06G1/14—Hand-manipulated computing devices in which a straight or curved line has to be drawn from given points on one or more input scales to one or more points on a result scale
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C1/00—Computing aids in which the computing members form at least part of the displayed result and are manipulated directly by hand, e.g. abacuses or pocket adding devices
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B19/00—Teaching not covered by other main groups of this subclass
    • G09B19/02—Counting; Calculating

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Business, Economics & Management (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Toys (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Electrically Operated Instructional Devices (AREA)
BE184276A 1977-01-12 1978-01-12 Calculatrice pour l'enseignement BE862861A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19777700712 DE7700712U (de) 1977-01-12 Rechenhilfe

Publications (1)

Publication Number Publication Date
BE862861A true BE862861A (fr) 1978-05-02

Family

ID=6674312

Family Applications (1)

Application Number Title Priority Date Filing Date
BE184276A BE862861A (fr) 1977-01-12 1978-01-12 Calculatrice pour l'enseignement

Country Status (6)

Country Link
BE (1) BE862861A (fr)
CH (1) CH615774A5 (fr)
ES (1) ES233239Y (fr)
FR (1) FR2377664A1 (fr)
IT (1) IT1109156B (fr)
NL (1) NL7800345A (fr)

Also Published As

Publication number Publication date
ES233239U (es) 1978-03-16
IT7819193A0 (it) 1978-01-12
NL7800345A (nl) 1978-07-14
IT1109156B (it) 1985-12-16
ES233239Y (es) 1978-07-16
CH615774A5 (en) 1980-02-15
FR2377664A1 (fr) 1978-08-11

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