JPH01119390U - - Google Patents

Info

Publication number
JPH01119390U
JPH01119390U JP1385388U JP1385388U JPH01119390U JP H01119390 U JPH01119390 U JP H01119390U JP 1385388 U JP1385388 U JP 1385388U JP 1385388 U JP1385388 U JP 1385388U JP H01119390 U JPH01119390 U JP H01119390U
Authority
JP
Japan
Prior art keywords
ruler
parallel
rotating shaft
auxiliary
straight section
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
JP1385388U
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 JP1385388U priority Critical patent/JPH01119390U/ja
Publication of JPH01119390U publication Critical patent/JPH01119390U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP1385388U 1988-02-04 1988-02-04 Pending JPH01119390U (US20110009641A1-20110113-C00185.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1385388U JPH01119390U (US20110009641A1-20110113-C00185.png) 1988-02-04 1988-02-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1385388U JPH01119390U (US20110009641A1-20110113-C00185.png) 1988-02-04 1988-02-04

Publications (1)

Publication Number Publication Date
JPH01119390U true JPH01119390U (US20110009641A1-20110113-C00185.png) 1989-08-11

Family

ID=31224523

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1385388U Pending JPH01119390U (US20110009641A1-20110113-C00185.png) 1988-02-04 1988-02-04

Country Status (1)

Country Link
JP (1) JPH01119390U (US20110009641A1-20110113-C00185.png)

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