JPH0219172U - - Google Patents

Info

Publication number
JPH0219172U
JPH0219172U JP9871788U JP9871788U JPH0219172U JP H0219172 U JPH0219172 U JP H0219172U JP 9871788 U JP9871788 U JP 9871788U JP 9871788 U JP9871788 U JP 9871788U JP H0219172 U JPH0219172 U JP H0219172U
Authority
JP
Japan
Prior art keywords
book
instruction
correct answers
study book
study
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
Application number
JP9871788U
Other languages
English (en)
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP9871788U priority Critical patent/JPH0219172U/ja
Publication of JPH0219172U publication Critical patent/JPH0219172U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electrically Operated Instructional Devices (AREA)
JP9871788U 1988-07-25 1988-07-25 Pending JPH0219172U (US08063081-20111122-C00044.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9871788U JPH0219172U (US08063081-20111122-C00044.png) 1988-07-25 1988-07-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9871788U JPH0219172U (US08063081-20111122-C00044.png) 1988-07-25 1988-07-25

Publications (1)

Publication Number Publication Date
JPH0219172U true JPH0219172U (US08063081-20111122-C00044.png) 1990-02-08

Family

ID=31325230

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9871788U Pending JPH0219172U (US08063081-20111122-C00044.png) 1988-07-25 1988-07-25

Country Status (1)

Country Link
JP (1) JPH0219172U (US08063081-20111122-C00044.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004198820A (ja) * 2002-12-19 2004-07-15 Benetsuse Corp:Kk 学習用教材
JP2014112781A (ja) * 2012-12-05 2014-06-19 Kyoiku Dojinsha:Kk 画像投影装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004198820A (ja) * 2002-12-19 2004-07-15 Benetsuse Corp:Kk 学習用教材
JP2014112781A (ja) * 2012-12-05 2014-06-19 Kyoiku Dojinsha:Kk 画像投影装置

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