JPH01106293U - - Google Patents

Info

Publication number
JPH01106293U
JPH01106293U JP300988U JP300988U JPH01106293U JP H01106293 U JPH01106293 U JP H01106293U JP 300988 U JP300988 U JP 300988U JP 300988 U JP300988 U JP 300988U JP H01106293 U JPH01106293 U JP H01106293U
Authority
JP
Japan
Prior art keywords
writing instrument
blackboard surface
control unit
blackboard
movement
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
JP300988U
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 JP300988U priority Critical patent/JPH01106293U/ja
Publication of JPH01106293U publication Critical patent/JPH01106293U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
  • Facsimiles In General (AREA)
JP300988U 1988-01-12 1988-01-12 Pending JPH01106293U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP300988U JPH01106293U (enrdf_load_stackoverflow) 1988-01-12 1988-01-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP300988U JPH01106293U (enrdf_load_stackoverflow) 1988-01-12 1988-01-12

Publications (1)

Publication Number Publication Date
JPH01106293U true JPH01106293U (enrdf_load_stackoverflow) 1989-07-18

Family

ID=31204270

Family Applications (1)

Application Number Title Priority Date Filing Date
JP300988U Pending JPH01106293U (enrdf_load_stackoverflow) 1988-01-12 1988-01-12

Country Status (1)

Country Link
JP (1) JPH01106293U (enrdf_load_stackoverflow)

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