JPH0197993U - - Google Patents

Info

Publication number
JPH0197993U
JPH0197993U JP19430987U JP19430987U JPH0197993U JP H0197993 U JPH0197993 U JP H0197993U JP 19430987 U JP19430987 U JP 19430987U JP 19430987 U JP19430987 U JP 19430987U JP H0197993 U JPH0197993 U JP H0197993U
Authority
JP
Japan
Prior art keywords
characters
written
blackboard
white sheet
electronic blackboard
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
JP19430987U
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 JP19430987U priority Critical patent/JPH0197993U/ja
Publication of JPH0197993U publication Critical patent/JPH0197993U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP19430987U 1987-12-21 1987-12-21 Pending JPH0197993U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19430987U JPH0197993U (enrdf_load_stackoverflow) 1987-12-21 1987-12-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19430987U JPH0197993U (enrdf_load_stackoverflow) 1987-12-21 1987-12-21

Publications (1)

Publication Number Publication Date
JPH0197993U true JPH0197993U (enrdf_load_stackoverflow) 1989-06-29

Family

ID=31485043

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19430987U Pending JPH0197993U (enrdf_load_stackoverflow) 1987-12-21 1987-12-21

Country Status (1)

Country Link
JP (1) JPH0197993U (enrdf_load_stackoverflow)

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