DE245287C - - Google Patents

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Publication number
DE245287C
DE245287C DENDAT245287D DE245287DA DE245287C DE 245287 C DE245287 C DE 245287C DE NDAT245287 D DENDAT245287 D DE NDAT245287D DE 245287D A DE245287D A DE 245287DA DE 245287 C DE245287 C DE 245287C
Authority
DE
Germany
Prior art keywords
sphere
hollow
view
field
edge
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
DENDAT245287D
Other languages
German (de)
English (en)
Publication of DE245287C publication Critical patent/DE245287C/de
Active legal-status Critical Current

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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
    • G09B27/00—Planetaria; Globes
    • G09B27/06—Celestial globes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Astronomy & Astrophysics (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Instructional Devices (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
DENDAT245287D Active DE245287C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE245287C true DE245287C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=504257

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT245287D Active DE245287C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE245287C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856963C (de) * 1950-08-04 1952-11-24 Willy Gustav Freytag Taschenglobus
DE1234072B (de) * 1963-04-09 1967-02-09 Eisenhauer Mfg Company Planetarium mit Einblickoeffnung
DE1236838B (de) * 1959-11-09 1967-03-16 Eisenhauer Mfg Company Planetarium in Gestalt eines Hohlkoerpers mit Himmelskoerperdarstellungen an dessen Innenwand
EP0389083A3 (en) * 1989-03-20 1993-02-03 Shiro Yamada Three-dimensional constellation model and construction kit thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856963C (de) * 1950-08-04 1952-11-24 Willy Gustav Freytag Taschenglobus
DE1236838B (de) * 1959-11-09 1967-03-16 Eisenhauer Mfg Company Planetarium in Gestalt eines Hohlkoerpers mit Himmelskoerperdarstellungen an dessen Innenwand
DE1234072B (de) * 1963-04-09 1967-02-09 Eisenhauer Mfg Company Planetarium mit Einblickoeffnung
EP0389083A3 (en) * 1989-03-20 1993-02-03 Shiro Yamada Three-dimensional constellation model and construction kit thereof

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