JPS6310319Y2 - - Google Patents

Info

Publication number
JPS6310319Y2
JPS6310319Y2 JP8649282U JP8649282U JPS6310319Y2 JP S6310319 Y2 JPS6310319 Y2 JP S6310319Y2 JP 8649282 U JP8649282 U JP 8649282U JP 8649282 U JP8649282 U JP 8649282U JP S6310319 Y2 JPS6310319 Y2 JP S6310319Y2
Authority
JP
Japan
Prior art keywords
edge
ruler
lines
vanishing points
straight lines
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.)
Expired
Application number
JP8649282U
Other languages
English (en)
Japanese (ja)
Other versions
JPS58187491U (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 JP8649282U priority Critical patent/JPS58187491U/ja
Publication of JPS58187491U publication Critical patent/JPS58187491U/ja
Application granted granted Critical
Publication of JPS6310319Y2 publication Critical patent/JPS6310319Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP8649282U 1982-06-10 1982-06-10 透視投影用定規 Granted JPS58187491U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8649282U JPS58187491U (ja) 1982-06-10 1982-06-10 透視投影用定規

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8649282U JPS58187491U (ja) 1982-06-10 1982-06-10 透視投影用定規

Publications (2)

Publication Number Publication Date
JPS58187491U JPS58187491U (ja) 1983-12-13
JPS6310319Y2 true JPS6310319Y2 (OSRAM) 1988-03-28

Family

ID=30095288

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8649282U Granted JPS58187491U (ja) 1982-06-10 1982-06-10 透視投影用定規

Country Status (1)

Country Link
JP (1) JPS58187491U (OSRAM)

Also Published As

Publication number Publication date
JPS58187491U (ja) 1983-12-13

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