FR2273298B1 - - Google Patents
Info
- Publication number
- FR2273298B1 FR2273298B1 FR7419289A FR7419289A FR2273298B1 FR 2273298 B1 FR2273298 B1 FR 2273298B1 FR 7419289 A FR7419289 A FR 7419289A FR 7419289 A FR7419289 A FR 7419289A FR 2273298 B1 FR2273298 B1 FR 2273298B1
- 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
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
- G03B31/06—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is associated with successively-shown still pictures
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- 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
- G09B5/067—Combinations of audio and projected visual presentation, e.g. film, slides
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7419289A FR2273298A1 (en) | 1974-05-29 | 1974-05-29 | Portable audio-visual cassette system in carrying case - has case housing cassette player-recorder with synchroniser, and projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7419289A FR2273298A1 (en) | 1974-05-29 | 1974-05-29 | Portable audio-visual cassette system in carrying case - has case housing cassette player-recorder with synchroniser, and projector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2273298A1 FR2273298A1 (en) | 1975-12-26 |
| FR2273298B1 true FR2273298B1 (enExample) | 1977-03-11 |
Family
ID=9139610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7419289A Granted FR2273298A1 (en) | 1974-05-29 | 1974-05-29 | Portable audio-visual cassette system in carrying case - has case housing cassette player-recorder with synchroniser, and projector |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2273298A1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19610026C2 (de) * | 1996-03-14 | 1998-11-05 | Grundig Ag | Schutzhülle für Handdiktiergeräte |
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1974
- 1974-05-29 FR FR7419289A patent/FR2273298A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2273298A1 (en) | 1975-12-26 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |