JPS6215990U - - Google Patents

Info

Publication number
JPS6215990U
JPS6215990U JP10784885U JP10784885U JPS6215990U JP S6215990 U JPS6215990 U JP S6215990U JP 10784885 U JP10784885 U JP 10784885U JP 10784885 U JP10784885 U JP 10784885U JP S6215990 U JPS6215990 U JP S6215990U
Authority
JP
Japan
Prior art keywords
degrees
triangular
ruler
rulers
protractor
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
JP10784885U
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 JP10784885U priority Critical patent/JPS6215990U/ja
Publication of JPS6215990U publication Critical patent/JPS6215990U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP10784885U 1985-07-15 1985-07-15 Pending JPS6215990U (ru)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10784885U JPS6215990U (ru) 1985-07-15 1985-07-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10784885U JPS6215990U (ru) 1985-07-15 1985-07-15

Publications (1)

Publication Number Publication Date
JPS6215990U true JPS6215990U (ru) 1987-01-30

Family

ID=30984502

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10784885U Pending JPS6215990U (ru) 1985-07-15 1985-07-15

Country Status (1)

Country Link
JP (1) JPS6215990U (ru)

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