FR1242440A - Planchette de maintien - Google Patents

Planchette de maintien

Info

Publication number
FR1242440A
FR1242440A FR1242440DA FR1242440A FR 1242440 A FR1242440 A FR 1242440A FR 1242440D A FR1242440D A FR 1242440DA FR 1242440 A FR1242440 A FR 1242440A
Authority
FR
France
Prior art keywords
holding board
holding
board
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
Bernard-Joseph Tromparent
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 FR1242440A publication Critical patent/FR1242440A/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

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)
FR1242440D 1959-11-05 1959-11-05 Planchette de maintien Expired FR1242440A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1242440X 1959-11-05

Publications (1)

Publication Number Publication Date
FR1242440A true FR1242440A (fr) 1961-01-04

Family

ID=1569494

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1242440D Expired FR1242440A (fr) 1959-11-05 1959-11-05 Planchette de maintien

Country Status (1)

Country Link
FR (1) FR1242440A (fr)

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