JPH0227394U - - Google Patents

Info

Publication number
JPH0227394U
JPH0227394U JP10562388U JP10562388U JPH0227394U JP H0227394 U JPH0227394 U JP H0227394U JP 10562388 U JP10562388 U JP 10562388U JP 10562388 U JP10562388 U JP 10562388U JP H0227394 U JPH0227394 U JP H0227394U
Authority
JP
Japan
Prior art keywords
circle
compactize
ruler
idea
easier
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
JP10562388U
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 JP10562388U priority Critical patent/JPH0227394U/ja
Publication of JPH0227394U publication Critical patent/JPH0227394U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP10562388U 1988-08-09 1988-08-09 Pending JPH0227394U (US08063081-20111122-C00242.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10562388U JPH0227394U (US08063081-20111122-C00242.png) 1988-08-09 1988-08-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10562388U JPH0227394U (US08063081-20111122-C00242.png) 1988-08-09 1988-08-09

Publications (1)

Publication Number Publication Date
JPH0227394U true JPH0227394U (US08063081-20111122-C00242.png) 1990-02-22

Family

ID=31338405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10562388U Pending JPH0227394U (US08063081-20111122-C00242.png) 1988-08-09 1988-08-09

Country Status (1)

Country Link
JP (1) JPH0227394U (US08063081-20111122-C00242.png)

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