JPH03109892U - - Google Patents

Info

Publication number
JPH03109892U
JPH03109892U JP1989190U JP1989190U JPH03109892U JP H03109892 U JPH03109892 U JP H03109892U JP 1989190 U JP1989190 U JP 1989190U JP 1989190 U JP1989190 U JP 1989190U JP H03109892 U JPH03109892 U JP H03109892U
Authority
JP
Japan
Prior art keywords
guide rail
blackboard
cursor
rail provided
movably
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
JP1989190U
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 JP1989190U priority Critical patent/JPH03109892U/ja
Publication of JPH03109892U publication Critical patent/JPH03109892U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP1989190U 1990-02-28 1990-02-28 Pending JPH03109892U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989190U JPH03109892U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-02-28 1990-02-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989190U JPH03109892U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-02-28 1990-02-28

Publications (1)

Publication Number Publication Date
JPH03109892U true JPH03109892U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-11-12

Family

ID=31522994

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989190U Pending JPH03109892U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-02-28 1990-02-28

Country Status (1)

Country Link
JP (1) JPH03109892U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021014090A (ja) * 2019-07-16 2021-02-12 斎藤　博 黒板用罫線形成装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021014090A (ja) * 2019-07-16 2021-02-12 斎藤　博 黒板用罫線形成装置

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