FR762678A - Dispositif facilitant l'enseignement du système métrique - Google Patents

Dispositif facilitant l'enseignement du système métrique

Info

Publication number
FR762678A
FR762678A FR762678DA FR762678A FR 762678 A FR762678 A FR 762678A FR 762678D A FR762678D A FR 762678DA FR 762678 A FR762678 A FR 762678A
Authority
FR
France
Prior art keywords
teaching
metric system
device facilitating
facilitating
metric
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
Pierre Ledan
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 FR762678A publication Critical patent/FR762678A/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
    • G09B19/00—Teaching not covered by other main groups of this subclass
    • G09B19/02—Counting; Calculating

Landscapes

  • Business, Economics & Management (AREA)
  • Engineering & Computer Science (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR762678D 1933-10-21 1933-10-21 Dispositif facilitant l'enseignement du système métrique Expired FR762678A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR762678T 1933-10-21

Publications (1)

Publication Number Publication Date
FR762678A true FR762678A (fr) 1934-04-16

Family

ID=9177404

Family Applications (1)

Application Number Title Priority Date Filing Date
FR762678D Expired FR762678A (fr) 1933-10-21 1933-10-21 Dispositif facilitant l'enseignement du système métrique

Country Status (1)

Country Link
FR (1) FR762678A (fr)

Similar Documents

Publication Publication Date Title
FR807248A (fr) Dispositif d'accouplement
FR793537A (fr) Dispositif d'attache
FR762678A (fr) Dispositif facilitant l'enseignement du système métrique
FR749271A (fr) Dispositif de raccord
FR805805A (fr) Dispositif de connexion
FR729228A (fr) Dispositif compressible limiteur d'effort
FR790020A (fr) Dispositif perfectionné d'assemblage de canalisations
FR802034A (fr) Dispositif d'accouplement
FR716719A (fr) Dispositif d'attelage de remorque
FR773033A (fr) Dispositif aéromoteur
FR44460E (fr) Dispositif aéromoteur
FR758219A (fr) Dispositif d'accouplement
FR44094E (fr) Dispositif d'accouplement
FR758939A (fr) Dispositif d'accouplement progressif
FR751959A (fr) Dispositif d'alarme
FR758566A (fr) Dispositif d'évacuation
FR762827A (fr) Dispositif d'embrayage
FR771666A (fr) Dispositif indicateur de débit
FR756683A (fr) Dispositif d'encliquetage
FR785795A (fr) Dispositif diffuseur d'air
FR734802A (fr) Dispositif d'attelage
FR764802A (fr) Dispositif de joint de tuyaux
FR734381A (fr) Dispositif d'attelage de remorque
FR765806A (fr) Dispositif d'alarme
FR759536A (fr) Dispositif d'orientation