BE742398A - - Google Patents
Info
- Publication number
- BE742398A BE742398A BE742398DA BE742398A BE 742398 A BE742398 A BE 742398A BE 742398D A BE742398D A BE 742398DA BE 742398 A BE742398 A BE 742398A
- Authority
- BE
- Belgium
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
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/062—Combinations of audio and printed presentations, e.g. magnetically striped cards, talking books, magnetic tapes with printed texts thereon
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Conveying Record Carriers (AREA)
- Toys (AREA)
- Optical Recording Or Reproduction (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US78009668A | 1968-11-29 | 1968-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE742398A true BE742398A (enExample) | 1970-05-04 |
Family
ID=25118585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE742398D BE742398A (enExample) | 1968-11-29 | 1969-11-28 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3614021A (enExample) |
| AT (1) | AT298117B (enExample) |
| BE (1) | BE742398A (enExample) |
| CH (1) | CH523571A (enExample) |
| DE (1) | DE1958950B2 (enExample) |
| FR (1) | FR2024523A1 (enExample) |
| GB (1) | GB1274100A (enExample) |
| NL (1) | NL6917794A (enExample) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2416210A (en) * | 1944-03-13 | 1947-02-18 | Wurlitzer Co | Film selecting mechanism |
| US2683568A (en) * | 1949-05-16 | 1954-07-13 | Ampex Electric Corp | Message selector for magnetic reproducers |
| US2998939A (en) * | 1959-10-16 | 1961-09-05 | Scott Raymond | Automatic tape transporting and position selecting device |
| US3115314A (en) * | 1961-02-01 | 1963-12-24 | Litton Systems Inc | Tape handling apparatus |
| US3184177A (en) * | 1962-08-06 | 1965-05-18 | Jack W Hannah | Film alignment and braking device |
| US3303981A (en) * | 1965-01-19 | 1967-02-14 | Mast Dev Company | Positioning apparatus for intermittently operated strip film projector |
| US3423037A (en) * | 1966-10-05 | 1969-01-21 | Minnesota Mining & Mfg | Quick intermittent advancement apparatus and method |
| US3511562A (en) * | 1967-04-08 | 1970-05-12 | Bosch Elektronik Photokino | Method of and apparatus for controlling the movement of an information carrier |
-
1968
- 1968-11-29 US US780096A patent/US3614021A/en not_active Expired - Lifetime
-
1969
- 1969-11-05 GB GB54258/69A patent/GB1274100A/en not_active Expired
- 1969-11-24 DE DE19691958950 patent/DE1958950B2/de active Granted
- 1969-11-26 AT AT1103569A patent/AT298117B/de not_active IP Right Cessation
- 1969-11-26 NL NL6917794A patent/NL6917794A/xx unknown
- 1969-11-27 FR FR6940944A patent/FR2024523A1/fr not_active Withdrawn
- 1969-11-28 BE BE742398D patent/BE742398A/xx unknown
- 1969-11-28 CH CH1781269A patent/CH523571A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL6917794A (enExample) | 1970-06-02 |
| DE1958950A1 (de) | 1970-06-04 |
| DE1958950B2 (de) | 1972-10-12 |
| CH523571A (fr) | 1972-05-31 |
| GB1274100A (en) | 1972-05-10 |
| US3614021A (en) | 1971-10-19 |
| FR2024523A1 (enExample) | 1970-08-28 |
| AT298117B (de) | 1972-04-25 |