JPH01163198U - - Google Patents

Info

Publication number
JPH01163198U
JPH01163198U JP6017988U JP6017988U JPH01163198U JP H01163198 U JPH01163198 U JP H01163198U JP 6017988 U JP6017988 U JP 6017988U JP 6017988 U JP6017988 U JP 6017988U JP H01163198 U JPH01163198 U JP H01163198U
Authority
JP
Japan
Prior art keywords
blackboard eraser
dust
function
blackboard
scraped
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
JP6017988U
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 JP6017988U priority Critical patent/JPH01163198U/ja
Publication of JPH01163198U publication Critical patent/JPH01163198U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP6017988U 1988-05-07 1988-05-07 Pending JPH01163198U (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6017988U JPH01163198U (enrdf_load_html_response) 1988-05-07 1988-05-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6017988U JPH01163198U (enrdf_load_html_response) 1988-05-07 1988-05-07

Publications (1)

Publication Number Publication Date
JPH01163198U true JPH01163198U (enrdf_load_html_response) 1989-11-14

Family

ID=31285898

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6017988U Pending JPH01163198U (enrdf_load_html_response) 1988-05-07 1988-05-07

Country Status (1)

Country Link
JP (1) JPH01163198U (enrdf_load_html_response)

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