JPS5992923U - 珠算用見取定規 - Google Patents

珠算用見取定規

Info

Publication number
JPS5992923U
JPS5992923U JP18645582U JP18645582U JPS5992923U JP S5992923 U JPS5992923 U JP S5992923U JP 18645582 U JP18645582 U JP 18645582U JP 18645582 U JP18645582 U JP 18645582U JP S5992923 U JPS5992923 U JP S5992923U
Authority
JP
Japan
Prior art keywords
top frame
abacus
ruler
utility
engagement
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.)
Granted
Application number
JP18645582U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6327220Y2 (enrdf_load_stackoverflow
Inventor
水野　英夫
Original Assignee
有限会社水野釉薬
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 by 有限会社水野釉薬 filed Critical 有限会社水野釉薬
Priority to JP18645582U priority Critical patent/JPS5992923U/ja
Publication of JPS5992923U publication Critical patent/JPS5992923U/ja
Application granted granted Critical
Publication of JPS6327220Y2 publication Critical patent/JPS6327220Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
  • Sheet Holders (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
JP18645582U 1982-12-08 1982-12-08 珠算用見取定規 Granted JPS5992923U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18645582U JPS5992923U (ja) 1982-12-08 1982-12-08 珠算用見取定規

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18645582U JPS5992923U (ja) 1982-12-08 1982-12-08 珠算用見取定規

Publications (2)

Publication Number Publication Date
JPS5992923U true JPS5992923U (ja) 1984-06-23
JPS6327220Y2 JPS6327220Y2 (enrdf_load_stackoverflow) 1988-07-22

Family

ID=30402730

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18645582U Granted JPS5992923U (ja) 1982-12-08 1982-12-08 珠算用見取定規

Country Status (1)

Country Link
JP (1) JPS5992923U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5614748B1 (ja) * 2013-12-10 2014-10-29 邦男 村上 そろばん用スライド式定位点標識ガイド板

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5614748B1 (ja) * 2013-12-10 2014-10-29 邦男 村上 そろばん用スライド式定位点標識ガイド板

Also Published As

Publication number Publication date
JPS6327220Y2 (enrdf_load_stackoverflow) 1988-07-22

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