JPS62179767U - - Google Patents
Info
- Publication number
- JPS62179767U JPS62179767U JP1986068126U JP6812686U JPS62179767U JP S62179767 U JPS62179767 U JP S62179767U JP 1986068126 U JP1986068126 U JP 1986068126U JP 6812686 U JP6812686 U JP 6812686U JP S62179767 U JPS62179767 U JP S62179767U
- Authority
- JP
- Japan
- Prior art keywords
- card
- optical
- learning information
- learning
- optical card
- Prior art date
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
- Credit Cards Or The Like (AREA)
- Electrically Operated Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986068126U JPS62179767U (cs) | 1986-05-06 | 1986-05-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986068126U JPS62179767U (cs) | 1986-05-06 | 1986-05-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62179767U true JPS62179767U (cs) | 1987-11-14 |
Family
ID=30907653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986068126U Pending JPS62179767U (cs) | 1986-05-06 | 1986-05-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62179767U (cs) |
-
1986
- 1986-05-06 JP JP1986068126U patent/JPS62179767U/ja active Pending
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