DE173083C - - Google Patents

Info

Publication number
DE173083C
DE173083C DENDAT173083D DE173083DA DE173083C DE 173083 C DE173083 C DE 173083C DE NDAT173083 D DENDAT173083 D DE NDAT173083D DE 173083D A DE173083D A DE 173083DA DE 173083 C DE173083 C DE 173083C
Authority
DE
Germany
Prior art keywords
sign
quadrant
sign carrier
carrier
axis
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
DENDAT173083D
Other languages
German (de)
English (en)
Publication of DE173083C publication Critical patent/DE173083C/de
Active legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B19/00Teaching not covered by other main groups of this subclass
    • G09B19/02Counting; 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)
  • A Measuring Device Byusing Mechanical Method (AREA)
DENDAT173083D Active DE173083C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE173083C true DE173083C (enrdf_load_stackoverflow)

Family

ID=437923

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT173083D Active DE173083C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE173083C (enrdf_load_stackoverflow)

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