FR979806A - Table de multiplication électrique - Google Patents

Table de multiplication électrique

Info

Publication number
FR979806A
FR979806A FR979806DA FR979806A FR 979806 A FR979806 A FR 979806A FR 979806D A FR979806D A FR 979806DA FR 979806 A FR979806 A FR 979806A
Authority
FR
France
Prior art keywords
multiplication table
electric multiplication
electric
multiplication
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
Moss Irving
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 FR979806A publication Critical patent/FR979806A/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
    • G09B19/025—Counting; Calculating with electrically operated apparatus or devices

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)
FR979806D 1949-01-31 1949-01-31 Table de multiplication électrique Expired FR979806A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR979806T 1949-01-31

Publications (1)

Publication Number Publication Date
FR979806A true FR979806A (fr) 1951-05-04

Family

ID=9521392

Family Applications (1)

Application Number Title Priority Date Filing Date
FR979806D Expired FR979806A (fr) 1949-01-31 1949-01-31 Table de multiplication électrique

Country Status (1)

Country Link
FR (1) FR979806A (fr)

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