FR2107860B1 - - Google Patents
Info
- Publication number
- FR2107860B1 FR2107860B1 FR717133865A FR7133865A FR2107860B1 FR 2107860 B1 FR2107860 B1 FR 2107860B1 FR 717133865 A FR717133865 A FR 717133865A FR 7133865 A FR7133865 A FR 7133865A FR 2107860 B1 FR2107860 B1 FR 2107860B1
- Authority
- FR
- France
- 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.)
- Expired
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)
- Electrically Operated Instructional Devices (AREA)
- Manufacture Of Switches (AREA)
- Instructional Devices (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1472767 | 1970-09-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2107860A1 FR2107860A1 (enExample) | 1972-05-12 |
| FR2107860B1 true FR2107860B1 (enExample) | 1973-06-29 |
Family
ID=20456930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR717133865A Expired FR2107860B1 (enExample) | 1970-09-22 | 1971-09-21 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3795066A (enExample) |
| AT (1) | AT323447B (enExample) |
| BE (1) | BE772936A (enExample) |
| CS (1) | CS196507B3 (enExample) |
| DE (1) | DE2143852C3 (enExample) |
| FR (1) | FR2107860B1 (enExample) |
| GB (1) | GB1346675A (enExample) |
| IT (1) | IT938802B (enExample) |
| SE (1) | SE347829B (enExample) |
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 FR FR717133865A patent/FR2107860B1/fr not_active Expired
- 1971-09-21 SE SE11938/71A patent/SE347829B/xx unknown
- 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 |
|---|---|
| SE347829B (enExample) | 1972-08-14 |
| DE2143852C3 (de) | 1978-04-13 |
| US3795066A (en) | 1974-03-05 |
| FR2107860A1 (enExample) | 1972-05-12 |
| AT323447B (de) | 1975-07-10 |
| DE2143852A1 (de) | 1972-05-18 |
| IT938802B (it) | 1973-02-10 |
| GB1346675A (en) | 1974-02-13 |
| DE2143852B2 (de) | 1977-08-25 |
| CS196507B3 (en) | 1980-03-31 |
| BE772936A (fr) | 1972-03-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |