JPH02119286U - - Google Patents

Info

Publication number
JPH02119286U
JPH02119286U JP2469789U JP2469789U JPH02119286U JP H02119286 U JPH02119286 U JP H02119286U JP 2469789 U JP2469789 U JP 2469789U JP 2469789 U JP2469789 U JP 2469789U JP H02119286 U JPH02119286 U JP H02119286U
Authority
JP
Japan
Prior art keywords
square
scale
written
row
board
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
JP2469789U
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 JP2469789U priority Critical patent/JPH02119286U/ja
Publication of JPH02119286U publication Critical patent/JPH02119286U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP2469789U 1989-03-06 1989-03-06 Pending JPH02119286U (OSRAM)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2469789U JPH02119286U (OSRAM) 1989-03-06 1989-03-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2469789U JPH02119286U (OSRAM) 1989-03-06 1989-03-06

Publications (1)

Publication Number Publication Date
JPH02119286U true JPH02119286U (OSRAM) 1990-09-26

Family

ID=31244773

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2469789U Pending JPH02119286U (OSRAM) 1989-03-06 1989-03-06

Country Status (1)

Country Link
JP (1) JPH02119286U (OSRAM)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5049025A (OSRAM) * 1973-08-29 1975-05-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5049025A (OSRAM) * 1973-08-29 1975-05-01

Similar Documents

Publication Publication Date Title
Kamii et al. Teaching place value and double-column addition
US2950542A (en) Educational aid for teaching arithmetic
JPH02119286U (OSRAM)
JP2688032B2 (ja) 手書き入力パターン正誤判定システム
US2987827A (en) Visual aid mathematics educational device
JPS6111736Y2 (OSRAM)
JP3236112U (ja) ナンバープレース用補助具
JPH08178601A (ja) 等間隔表示器
JP3003988U (ja) 倍数スケール
JPS602605Y2 (ja) 習字用練習紙
JPS59215896A (ja) マイコンのプログラミング用目盛シ−ト
JPH0412528Y2 (OSRAM)
JPS5933002Y2 (ja) 学習書
JPS6290675U (OSRAM)
JPH02144474U (OSRAM)
JPH0198681U (OSRAM)
JPH0434855Y2 (OSRAM)
JPH0335569U (OSRAM)
JPS6358297U (OSRAM)
Iams Math and Mastery: Not a Trivial Pursuit
Horak et al. Let's Do It: Dice Have Many Uses
JPH0223577U (OSRAM)
JPS59122291U (ja) 教習用筆記具
JPS5877363U (ja) ワ−クブツク
Hoelscher The Teaching of Mechanical Drawing