JPS48100220A - - Google Patents
Info
- Publication number
- JPS48100220A JPS48100220A JP3324072A JP3324072A JPS48100220A JP S48100220 A JPS48100220 A JP S48100220A JP 3324072 A JP3324072 A JP 3324072A JP 3324072 A JP3324072 A JP 3324072A JP S48100220 A JPS48100220 A JP S48100220A
- 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.)
- Granted
Links
Landscapes
- Electrically Operated Instructional Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3324072A JPS5443409B2 (enrdf_load_stackoverflow) | 1972-04-03 | 1972-04-03 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3324072A JPS5443409B2 (enrdf_load_stackoverflow) | 1972-04-03 | 1972-04-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS48100220A true JPS48100220A (enrdf_load_stackoverflow) | 1973-12-18 |
JPS5443409B2 JPS5443409B2 (enrdf_load_stackoverflow) | 1979-12-20 |
Family
ID=12380928
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3324072A Expired JPS5443409B2 (enrdf_load_stackoverflow) | 1972-04-03 | 1972-04-03 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5443409B2 (enrdf_load_stackoverflow) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS527705A (en) * | 1975-07-08 | 1977-01-21 | Yoshiro Nakamatsu | Recorder with automatic operation signal |
JPS5342933A (en) * | 1976-09-29 | 1978-04-18 | Teijin Ltd | Studying device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB985924A (en) * | 1960-12-12 | 1965-03-10 | Ibm | Teaching device |
US3360873A (en) * | 1965-10-01 | 1968-01-02 | James A. Tillotson | Electronic device and method for testing and teaching |
-
1972
- 1972-04-03 JP JP3324072A patent/JPS5443409B2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB985924A (en) * | 1960-12-12 | 1965-03-10 | Ibm | Teaching device |
US3360873A (en) * | 1965-10-01 | 1968-01-02 | James A. Tillotson | Electronic device and method for testing and teaching |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS527705A (en) * | 1975-07-08 | 1977-01-21 | Yoshiro Nakamatsu | Recorder with automatic operation signal |
JPS5342933A (en) * | 1976-09-29 | 1978-04-18 | Teijin Ltd | Studying device |
Also Published As
Publication number | Publication date |
---|---|
JPS5443409B2 (enrdf_load_stackoverflow) | 1979-12-20 |