KR880700376A - Three-dimensional geometry teaching aids - Google Patents
Three-dimensional geometry teaching aidsInfo
- Publication number
- KR880700376A KR880700376A KR870700268A KR870700268A KR880700376A KR 880700376 A KR880700376 A KR 880700376A KR 870700268 A KR870700268 A KR 870700268A KR 870700268 A KR870700268 A KR 870700268A KR 880700376 A KR880700376 A KR 880700376A
- Authority
- KR
- South Korea
- Prior art keywords
- dimensional geometry
- teaching aids
- geometry teaching
- aids
- dimensional
- Prior art date
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
- G09B27/00—Planetaria; Globes
- G09B27/08—Globes
-
- 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
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/02—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics
- G09B23/04—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics for geometry, trigonometry, projection or perspective
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Engineering & Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Geometry (AREA)
- Algebra (AREA)
- Astronomy & Astrophysics (AREA)
- Drawing Aids And Blackboards (AREA)
- Toys (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU852826A HU192681B (en) | 1985-07-25 | 1985-07-25 | Object-teaching instrument first of all for making solid geometric ideas known |
PCT/HU1986/000042 WO1987000668A1 (en) | 1985-07-25 | 1986-07-15 | Educational visual aid particularly for demonstration in solid geometry |
Publications (1)
Publication Number | Publication Date |
---|---|
KR880700376A true KR880700376A (en) | 1988-03-15 |
Family
ID=10961272
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR870700268A KR880700376A (en) | 1985-07-25 | 1987-03-25 | Three-dimensional geometry teaching aids |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0267911A1 (en) |
JP (1) | JPS63501175A (en) |
KR (1) | KR880700376A (en) |
AU (1) | AU6139586A (en) |
DD (1) | DD255022A5 (en) |
DK (1) | DK149187D0 (en) |
ES (1) | ES2000761A6 (en) |
HU (1) | HU192681B (en) |
IL (1) | IL79441A (en) |
IN (1) | IN163289B (en) |
WO (1) | WO1987000668A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108731910B (en) * | 2018-01-20 | 2020-10-27 | 中国科学院深海科学与工程研究所 | Tracer ball for solid-liquid two-phase flow test research |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE925433C (en) * | 1952-07-03 | 1955-07-18 | Friedrich V Frhr Buddenbrock | Dismountable teaching model of a spherical body |
DE2228170A1 (en) * | 1972-06-09 | 1974-01-03 | Irving J Starworth | GLOBE MADE FROM SECTIONS OF BALL SHELLS |
SU734799A1 (en) * | 1975-05-16 | 1980-05-15 | Войсковая часть 60130 | Globe |
-
1985
- 1985-07-25 HU HU852826A patent/HU192681B/en not_active IP Right Cessation
-
1986
- 1986-07-15 WO PCT/HU1986/000042 patent/WO1987000668A1/en not_active Application Discontinuation
- 1986-07-15 JP JP61504003A patent/JPS63501175A/en active Pending
- 1986-07-15 EP EP86904335A patent/EP0267911A1/en not_active Withdrawn
- 1986-07-15 AU AU61395/86A patent/AU6139586A/en not_active Abandoned
- 1986-07-17 IL IL79441A patent/IL79441A/en unknown
- 1986-07-18 IN IN540/CAL/86A patent/IN163289B/en unknown
- 1986-07-22 DD DD86292756A patent/DD255022A5/en unknown
- 1986-07-24 ES ES8600614A patent/ES2000761A6/en not_active Expired
-
1987
- 1987-03-24 DK DK149187A patent/DK149187D0/en not_active Application Discontinuation
- 1987-03-25 KR KR870700268A patent/KR880700376A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO1987000668A1 (en) | 1987-01-29 |
DK149187A (en) | 1987-03-24 |
EP0267911A1 (en) | 1988-05-25 |
IN163289B (en) | 1988-09-03 |
IL79441A0 (en) | 1986-10-31 |
DK149187D0 (en) | 1987-03-24 |
ES2000761A6 (en) | 1988-03-16 |
JPS63501175A (en) | 1988-04-28 |
DD255022A5 (en) | 1988-03-16 |
AU6139586A (en) | 1987-02-10 |
HU192681B (en) | 1987-06-29 |
IL79441A (en) | 1990-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |