FR1079989A - Electrical educational device for determination and control - Google Patents

Electrical educational device for determination and control

Info

Publication number
FR1079989A
FR1079989A FR1079989DA FR1079989A FR 1079989 A FR1079989 A FR 1079989A FR 1079989D A FR1079989D A FR 1079989DA FR 1079989 A FR1079989 A FR 1079989A
Authority
FR
France
Prior art keywords
determination
control
educational device
electrical
electrical educational
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Georges-Marcel Dejean
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 filed Critical
Application granted granted Critical
Publication of FR1079989A publication Critical patent/FR1079989A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
    • G09B29/10—Map spot or coordinate position indicators; Map reading aids
    • G09B29/102—Map spot or coordinate position indicators; Map reading aids using electrical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
FR1079989D 1953-04-20 1953-04-20 Electrical educational device for determination and control Expired FR1079989A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1079989T 1953-04-20

Publications (1)

Publication Number Publication Date
FR1079989A true FR1079989A (en) 1954-12-06

Family

ID=9609435

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1079989D Expired FR1079989A (en) 1953-04-20 1953-04-20 Electrical educational device for determination and control

Country Status (1)

Country Link
FR (1) FR1079989A (en)

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