DE83557C - - Google Patents

Info

Publication number
DE83557C
DE83557C DENDAT83557D DE83557DA DE83557C DE 83557 C DE83557 C DE 83557C DE NDAT83557 D DENDAT83557 D DE NDAT83557D DE 83557D A DE83557D A DE 83557DA DE 83557 C DE83557 C DE 83557C
Authority
DE
Germany
Prior art keywords
blocks
board
frame
sheet metal
metal strip
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.)
Active
Application number
DENDAT83557D
Other languages
German (de)
English (en)
Publication of DE83557C publication Critical patent/DE83557C/de
Active 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)
  • Numerical Control (AREA)
DENDAT83557D Active DE83557C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE83557C true DE83557C (enrdf_load_stackoverflow)

Family

ID=355860

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT83557D Active DE83557C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE83557C (enrdf_load_stackoverflow)

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