FR967789A - Arithmomètre - Google Patents

Arithmomètre

Info

Publication number
FR967789A
FR967789A FR967789DA FR967789A FR 967789 A FR967789 A FR 967789A FR 967789D A FR967789D A FR 967789DA FR 967789 A FR967789 A FR 967789A
Authority
FR
France
Prior art keywords
arithmometer
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 De Ponthier
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 FR967789A publication Critical patent/FR967789A/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)
FR967789D 1947-11-14 1948-06-17 Arithmomètre Expired FR967789A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE967789X 1947-11-14

Publications (1)

Publication Number Publication Date
FR967789A true FR967789A (fr) 1950-11-10

Family

ID=3890210

Family Applications (1)

Application Number Title Priority Date Filing Date
FR967789D Expired FR967789A (fr) 1947-11-14 1948-06-17 Arithmomètre

Country Status (1)

Country Link
FR (1) FR967789A (fr)

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