JPH01148396U - - Google Patents

Info

Publication number
JPH01148396U
JPH01148396U JP4093288U JP4093288U JPH01148396U JP H01148396 U JPH01148396 U JP H01148396U JP 4093288 U JP4093288 U JP 4093288U JP 4093288 U JP4093288 U JP 4093288U JP H01148396 U JPH01148396 U JP H01148396U
Authority
JP
Japan
Prior art keywords
base material
circular hole
cutting blade
periphery
passing
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
JP4093288U
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 JP4093288U priority Critical patent/JPH01148396U/ja
Publication of JPH01148396U publication Critical patent/JPH01148396U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP4093288U 1988-03-28 1988-03-28 Pending JPH01148396U (US20080293856A1-20081127-C00127.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4093288U JPH01148396U (US20080293856A1-20081127-C00127.png) 1988-03-28 1988-03-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4093288U JPH01148396U (US20080293856A1-20081127-C00127.png) 1988-03-28 1988-03-28

Publications (1)

Publication Number Publication Date
JPH01148396U true JPH01148396U (US20080293856A1-20081127-C00127.png) 1989-10-13

Family

ID=31267388

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4093288U Pending JPH01148396U (US20080293856A1-20081127-C00127.png) 1988-03-28 1988-03-28

Country Status (1)

Country Link
JP (1) JPH01148396U (US20080293856A1-20081127-C00127.png)

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