JPS61186495U - - Google Patents

Info

Publication number
JPS61186495U
JPS61186495U JP6972085U JP6972085U JPS61186495U JP S61186495 U JPS61186495 U JP S61186495U JP 6972085 U JP6972085 U JP 6972085U JP 6972085 U JP6972085 U JP 6972085U JP S61186495 U JPS61186495 U JP S61186495U
Authority
JP
Japan
Prior art keywords
scale
drafting
pointer
utility
triangular
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
JP6972085U
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 JP6972085U priority Critical patent/JPS61186495U/ja
Publication of JPS61186495U publication Critical patent/JPS61186495U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP6972085U 1985-05-12 1985-05-12 Pending JPS61186495U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6972085U JPS61186495U (enrdf_load_stackoverflow) 1985-05-12 1985-05-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6972085U JPS61186495U (enrdf_load_stackoverflow) 1985-05-12 1985-05-12

Publications (1)

Publication Number Publication Date
JPS61186495U true JPS61186495U (enrdf_load_stackoverflow) 1986-11-20

Family

ID=30605662

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6972085U Pending JPS61186495U (enrdf_load_stackoverflow) 1985-05-12 1985-05-12

Country Status (1)

Country Link
JP (1) JPS61186495U (enrdf_load_stackoverflow)

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