JPS5725439Y2 - - Google Patents
Info
- Publication number
- JPS5725439Y2 JPS5725439Y2 JP1978008260U JP826078U JPS5725439Y2 JP S5725439 Y2 JPS5725439 Y2 JP S5725439Y2 JP 1978008260 U JP1978008260 U JP 1978008260U JP 826078 U JP826078 U JP 826078U JP S5725439 Y2 JPS5725439 Y2 JP S5725439Y2
- Authority
- JP
- Japan
- 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
Landscapes
- Electrically Operated Instructional Devices (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1978008260U JPS5725439Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-01-26 | 1978-01-26 | |
| GB7901752A GB2016783B (en) | 1978-01-26 | 1979-01-17 | Recording medium for audio-visual teaching machines |
| GB7901753A GB2016784B (en) | 1978-01-26 | 1979-01-17 | Audio-visual teaching machine |
| DE2902211A DE2902211C3 (de) | 1978-01-26 | 1979-01-20 | Audiovisuelles Lerngerät |
| DE19792952856 DE2952856C2 (de) | 1978-01-26 | 1979-01-20 | Audiovisuelles Lerngerät |
| US06/005,920 US4245404A (en) | 1978-01-26 | 1979-01-23 | Audio-visual teaching machine |
| DE19792902431 DE2902431A1 (de) | 1978-01-26 | 1979-01-23 | Wiedergabemedium |
| FR7902127A FR2415846A1 (fr) | 1978-01-26 | 1979-01-26 | Machine d'enseignement audio-visuelle |
| FR7902128A FR2415856B1 (fr) | 1978-01-26 | 1979-01-26 | Support d'enregistrement pour machines audio-visuelles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1978008260U JPS5725439Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-01-26 | 1978-01-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54112114U JPS54112114U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-08-07 |
| JPS5725439Y2 true JPS5725439Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-06-02 |
Family
ID=28817027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1978008260U Expired JPS5725439Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-01-26 | 1978-01-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5725439Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS533957Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-07-12 | 1978-01-31 | ||
| JPS5527104Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-07-04 | 1980-06-28 |
-
1978
- 1978-01-26 JP JP1978008260U patent/JPS5725439Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54112114U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-08-07 |