JPH0258994U - - Google Patents

Info

Publication number
JPH0258994U
JPH0258994U JP13741488U JP13741488U JPH0258994U JP H0258994 U JPH0258994 U JP H0258994U JP 13741488 U JP13741488 U JP 13741488U JP 13741488 U JP13741488 U JP 13741488U JP H0258994 U JPH0258994 U JP H0258994U
Authority
JP
Japan
Prior art keywords
spaced straight
ruler
straight lines
equally spaced
utility
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
JP13741488U
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 JP13741488U priority Critical patent/JPH0258994U/ja
Publication of JPH0258994U publication Critical patent/JPH0258994U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP13741488U 1988-10-20 1988-10-20 Pending JPH0258994U (US07696358-20100413-C00002.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13741488U JPH0258994U (US07696358-20100413-C00002.png) 1988-10-20 1988-10-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13741488U JPH0258994U (US07696358-20100413-C00002.png) 1988-10-20 1988-10-20

Publications (1)

Publication Number Publication Date
JPH0258994U true JPH0258994U (US07696358-20100413-C00002.png) 1990-04-27

Family

ID=31398816

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13741488U Pending JPH0258994U (US07696358-20100413-C00002.png) 1988-10-20 1988-10-20

Country Status (1)

Country Link
JP (1) JPH0258994U (US07696358-20100413-C00002.png)

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