DE157564C - - Google Patents
Info
- Publication number
- DE157564C DE157564C DENDAT157564D DE157564DA DE157564C DE 157564 C DE157564 C DE 157564C DE NDAT157564 D DENDAT157564 D DE NDAT157564D DE 157564D A DE157564D A DE 157564DA DE 157564 C DE157564 C DE 157564C
- Authority
- DE
- Germany
- Prior art keywords
- sun
- ring
- rod
- pointer
- ball
- 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
Links
- 238000000034 method Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 description 3
- 241000112598 Pseudoblennius percoides Species 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 241001481710 Cerambycidae Species 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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
- G09B27/02—Tellurions; Orreries
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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE157564C true DE157564C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=423821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT157564D Active DE157564C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE157564C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
0
- DE DENDAT157564D patent/DE157564C/de active Active
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