JPH03108498U - - Google Patents

Info

Publication number
JPH03108498U
JPH03108498U JP1850190U JP1850190U JPH03108498U JP H03108498 U JPH03108498 U JP H03108498U JP 1850190 U JP1850190 U JP 1850190U JP 1850190 U JP1850190 U JP 1850190U JP H03108498 U JPH03108498 U JP H03108498U
Authority
JP
Japan
Prior art keywords
blackboard
air suction
wiping
suck
suction port
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
JP1850190U
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 JP1850190U priority Critical patent/JPH03108498U/ja
Publication of JPH03108498U publication Critical patent/JPH03108498U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP1850190U 1990-02-26 1990-02-26 Pending JPH03108498U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1850190U JPH03108498U (enrdf_load_stackoverflow) 1990-02-26 1990-02-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1850190U JPH03108498U (enrdf_load_stackoverflow) 1990-02-26 1990-02-26

Publications (1)

Publication Number Publication Date
JPH03108498U true JPH03108498U (enrdf_load_stackoverflow) 1991-11-07

Family

ID=31521656

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1850190U Pending JPH03108498U (enrdf_load_stackoverflow) 1990-02-26 1990-02-26

Country Status (1)

Country Link
JP (1) JPH03108498U (enrdf_load_stackoverflow)

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