JPS63191091U - - Google Patents

Info

Publication number
JPS63191091U
JPS63191091U JP7803787U JP7803787U JPS63191091U JP S63191091 U JPS63191091 U JP S63191091U JP 7803787 U JP7803787 U JP 7803787U JP 7803787 U JP7803787 U JP 7803787U JP S63191091 U JPS63191091 U JP S63191091U
Authority
JP
Japan
Prior art keywords
ruler
angle
line
bisectors
corner
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
JP7803787U
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 JP7803787U priority Critical patent/JPS63191091U/ja
Publication of JPS63191091U publication Critical patent/JPS63191091U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP7803787U 1987-05-22 1987-05-22 Pending JPS63191091U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7803787U JPS63191091U (enrdf_load_stackoverflow) 1987-05-22 1987-05-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7803787U JPS63191091U (enrdf_load_stackoverflow) 1987-05-22 1987-05-22

Publications (1)

Publication Number Publication Date
JPS63191091U true JPS63191091U (enrdf_load_stackoverflow) 1988-12-08

Family

ID=30926609

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7803787U Pending JPS63191091U (enrdf_load_stackoverflow) 1987-05-22 1987-05-22

Country Status (1)

Country Link
JP (1) JPS63191091U (enrdf_load_stackoverflow)

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