SE347829B - - Google Patents
Info
- Publication number
- SE347829B SE347829B SE11938/71A SE1193871A SE347829B SE 347829 B SE347829 B SE 347829B SE 11938/71 A SE11938/71 A SE 11938/71A SE 1193871 A SE1193871 A SE 1193871A SE 347829 B SE347829 B SE 347829B
- Authority
- SE
- Sweden
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
- G09B11/00—Teaching hand-writing, shorthand, drawing, or painting
- G09B11/04—Guide sheets or plates; Tracing charts
-
- 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
- G09B7/00—Electrically-operated teaching apparatus or devices working with questions and answers
- G09B7/02—Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Educational Administration (AREA)
- Business, Economics & Management (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Manufacture Of Switches (AREA)
- Electrically Operated Instructional Devices (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
- Instructional Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1472767 | 1970-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE347829B true SE347829B (cs) | 1972-08-14 |
Family
ID=20456930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE11938/71A SE347829B (cs) | 1970-09-22 | 1971-09-21 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3795066A (cs) |
| AT (1) | AT323447B (cs) |
| BE (1) | BE772936A (cs) |
| CS (1) | CS196507B3 (cs) |
| DE (1) | DE2143852C3 (cs) |
| FR (1) | FR2107860B1 (cs) |
| GB (1) | GB1346675A (cs) |
| IT (1) | IT938802B (cs) |
| SE (1) | SE347829B (cs) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3106027A (en) * | 1962-07-02 | 1963-10-08 | Herbert A Thelen | Instructional device |
-
1971
- 1971-08-25 AT AT742671A patent/AT323447B/de not_active IP Right Cessation
- 1971-08-31 CS CS716227A patent/CS196507B3/cs unknown
- 1971-09-01 DE DE2143852A patent/DE2143852C3/de not_active Expired
- 1971-09-08 IT IT28388/71A patent/IT938802B/it active
- 1971-09-10 GB GB4231571A patent/GB1346675A/en not_active Expired
- 1971-09-21 SE SE11938/71A patent/SE347829B/xx unknown
- 1971-09-21 FR FR717133865A patent/FR2107860B1/fr not_active Expired
- 1971-09-22 US US00182658A patent/US3795066A/en not_active Expired - Lifetime
- 1971-09-22 BE BE772936A patent/BE772936A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2143852A1 (de) | 1972-05-18 |
| GB1346675A (en) | 1974-02-13 |
| AT323447B (de) | 1975-07-10 |
| BE772936A (fr) | 1972-03-22 |
| FR2107860B1 (cs) | 1973-06-29 |
| DE2143852B2 (de) | 1977-08-25 |
| FR2107860A1 (cs) | 1972-05-12 |
| US3795066A (en) | 1974-03-05 |
| DE2143852C3 (de) | 1978-04-13 |
| CS196507B3 (en) | 1980-03-31 |
| IT938802B (it) | 1973-02-10 |