FR1020143A - Dispositif indicateur lumineux - Google Patents

Dispositif indicateur lumineux

Info

Publication number
FR1020143A
FR1020143A FR1020143DA FR1020143A FR 1020143 A FR1020143 A FR 1020143A FR 1020143D A FR1020143D A FR 1020143DA FR 1020143 A FR1020143 A FR 1020143A
Authority
FR
France
Prior art keywords
indicating device
light indicating
light
indicating
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
Edouard Cardinaux
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 FR1020143A publication Critical patent/FR1020143A/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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B15/00—Supervisory desks or panels for centralised control or display

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)
  • Power Engineering (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
FR1020143D 1949-07-19 1950-06-13 Dispositif indicateur lumineux Expired FR1020143A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH267829X 1949-07-19

Publications (1)

Publication Number Publication Date
FR1020143A true FR1020143A (fr) 1953-02-02

Family

ID=32873420

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1020143D Expired FR1020143A (fr) 1949-07-19 1950-06-13 Dispositif indicateur lumineux

Country Status (2)

Country Link
CH (1) CH267829A (fr)
FR (1) FR1020143A (fr)

Also Published As

Publication number Publication date
CH267829A (fr) 1950-04-15

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