JPS60146791U - 一直線に対し、平行または垂直に任意の位置で任意の長さの一直線を一動作で描ける下敷き - Google Patents

一直線に対し、平行または垂直に任意の位置で任意の長さの一直線を一動作で描ける下敷き

Info

Publication number
JPS60146791U
JPS60146791U JP3577684U JP3577684U JPS60146791U JP S60146791 U JPS60146791 U JP S60146791U JP 3577684 U JP3577684 U JP 3577684U JP 3577684 U JP3577684 U JP 3577684U JP S60146791 U JPS60146791 U JP S60146791U
Authority
JP
Japan
Prior art keywords
straight line
underlay
draw
motion
allows
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
JP3577684U
Other languages
English (en)
Japanese (ja)
Other versions
JPH037185Y2 (OSRAM
Inventor
猛 近藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP3577684U priority Critical patent/JPS60146791U/ja
Publication of JPS60146791U publication Critical patent/JPS60146791U/ja
Application granted granted Critical
Publication of JPH037185Y2 publication Critical patent/JPH037185Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP3577684U 1984-03-12 1984-03-12 一直線に対し、平行または垂直に任意の位置で任意の長さの一直線を一動作で描ける下敷き Granted JPS60146791U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3577684U JPS60146791U (ja) 1984-03-12 1984-03-12 一直線に対し、平行または垂直に任意の位置で任意の長さの一直線を一動作で描ける下敷き

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3577684U JPS60146791U (ja) 1984-03-12 1984-03-12 一直線に対し、平行または垂直に任意の位置で任意の長さの一直線を一動作で描ける下敷き

Publications (2)

Publication Number Publication Date
JPS60146791U true JPS60146791U (ja) 1985-09-28
JPH037185Y2 JPH037185Y2 (OSRAM) 1991-02-22

Family

ID=30540362

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3577684U Granted JPS60146791U (ja) 1984-03-12 1984-03-12 一直線に対し、平行または垂直に任意の位置で任意の長さの一直線を一動作で描ける下敷き

Country Status (1)

Country Link
JP (1) JPS60146791U (OSRAM)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5294939U (OSRAM) * 1976-01-10 1977-07-15
JPS55123388U (OSRAM) * 1979-02-26 1980-09-02

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5294939U (OSRAM) * 1976-01-10 1977-07-15
JPS55123388U (OSRAM) * 1979-02-26 1980-09-02

Also Published As

Publication number Publication date
JPH037185Y2 (OSRAM) 1991-02-22

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