JPH01127792U - - Google Patents

Info

Publication number
JPH01127792U
JPH01127792U JP2105888U JP2105888U JPH01127792U JP H01127792 U JPH01127792 U JP H01127792U JP 2105888 U JP2105888 U JP 2105888U JP 2105888 U JP2105888 U JP 2105888U JP H01127792 U JPH01127792 U JP H01127792U
Authority
JP
Japan
Prior art keywords
wiping member
writing surface
writing
contents
away
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
JP2105888U
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 JP2105888U priority Critical patent/JPH01127792U/ja
Publication of JPH01127792U publication Critical patent/JPH01127792U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP2105888U 1988-02-19 1988-02-19 Pending JPH01127792U (US20100223739A1-20100909-C00025.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2105888U JPH01127792U (US20100223739A1-20100909-C00025.png) 1988-02-19 1988-02-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2105888U JPH01127792U (US20100223739A1-20100909-C00025.png) 1988-02-19 1988-02-19

Publications (1)

Publication Number Publication Date
JPH01127792U true JPH01127792U (US20100223739A1-20100909-C00025.png) 1989-08-31

Family

ID=31237955

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2105888U Pending JPH01127792U (US20100223739A1-20100909-C00025.png) 1988-02-19 1988-02-19

Country Status (1)

Country Link
JP (1) JPH01127792U (US20100223739A1-20100909-C00025.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108162647A (zh) * 2018-01-08 2018-06-15 四川省达县职业高级中学 自动刷黑板机

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108162647A (zh) * 2018-01-08 2018-06-15 四川省达县职业高级中学 自动刷黑板机

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