BE332485A - - Google Patents
Info
- Publication number
- BE332485A BE332485A BE332485DA BE332485A BE 332485 A BE332485 A BE 332485A BE 332485D A BE332485D A BE 332485DA BE 332485 A BE332485 A BE 332485A
- Authority
- BE
- Belgium
- Prior art keywords
- needle
- terized
- charac
- point
- indicator according
- Prior art date
Links
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 241000797947 Paria Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal 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
- G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
- G09B29/10—Map spot or coordinate position indicators; Map reading aids
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Instructional Devices (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE332485A true BE332485A (forum.php) |
Family
ID=11404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE332485D BE332485A (forum.php) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE332485A (forum.php) |
-
0
- BE BE332485D patent/BE332485A/fr unknown
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