CH450775A - Pallottoliere tascabile - Google Patents

Pallottoliere tascabile

Info

Publication number
CH450775A
CH450775A CH6867A CH6867A CH450775A CH 450775 A CH450775 A CH 450775A CH 6867 A CH6867 A CH 6867A CH 6867 A CH6867 A CH 6867A CH 450775 A CH450775 A CH 450775A
Authority
CH
Switzerland
Prior art keywords
abacus
pocket
pocket abacus
Prior art date
Application number
CH6867A
Other languages
English (en)
Inventor
Jaia Giuseppe
Original Assignee
Jaia Giuseppe
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 by Jaia Giuseppe filed Critical Jaia Giuseppe
Publication of CH450775A publication Critical patent/CH450775A/it

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)
CH6867A 1966-01-05 1967-01-04 Pallottoliere tascabile CH450775A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT113797 1966-01-05

Publications (1)

Publication Number Publication Date
CH450775A true CH450775A (it) 1968-01-31

Family

ID=11100360

Family Applications (1)

Application Number Title Priority Date Filing Date
CH6867A CH450775A (it) 1966-01-05 1967-01-04 Pallottoliere tascabile

Country Status (1)

Country Link
CH (1) CH450775A (it)

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