FR69365E - Indicateur magnétique - Google Patents

Indicateur magnétique

Info

Publication number
FR69365E
FR69365E FR69365DA FR69365E FR 69365 E FR69365 E FR 69365E FR 69365D A FR69365D A FR 69365DA FR 69365 E FR69365 E FR 69365E
Authority
FR
France
Prior art keywords
magnetic indicator
indicator
magnetic
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
English (en)
Inventor
Andre-Jacques-Emile Monfefoul
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 FR69365E publication Critical patent/FR69365E/fr
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)
FR69365D 1955-06-02 1955-06-02 Indicateur magnétique Expired FR69365E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR69365T 1955-06-02

Publications (1)

Publication Number Publication Date
FR69365E true FR69365E (fr) 1958-11-06

Family

ID=8701217

Family Applications (1)

Application Number Title Priority Date Filing Date
FR69365D Expired FR69365E (fr) 1955-06-02 1955-06-02 Indicateur magnétique

Country Status (1)

Country Link
FR (1) FR69365E (fr)

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