JPS63139987U - - Google Patents

Info

Publication number
JPS63139987U
JPS63139987U JP3266487U JP3266487U JPS63139987U JP S63139987 U JPS63139987 U JP S63139987U JP 3266487 U JP3266487 U JP 3266487U JP 3266487 U JP3266487 U JP 3266487U JP S63139987 U JPS63139987 U JP S63139987U
Authority
JP
Japan
Prior art keywords
sheet
sheet member
reading
board
moving direction
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
JP3266487U
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 JP3266487U priority Critical patent/JPS63139987U/ja
Publication of JPS63139987U publication Critical patent/JPS63139987U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP3266487U 1987-03-06 1987-03-06 Pending JPS63139987U (pl)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3266487U JPS63139987U (pl) 1987-03-06 1987-03-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3266487U JPS63139987U (pl) 1987-03-06 1987-03-06

Publications (1)

Publication Number Publication Date
JPS63139987U true JPS63139987U (pl) 1988-09-14

Family

ID=30839559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3266487U Pending JPS63139987U (pl) 1987-03-06 1987-03-06

Country Status (1)

Country Link
JP (1) JPS63139987U (pl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102126382A (zh) * 2011-03-29 2011-07-20 徐健 一种教学写字布

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102126382A (zh) * 2011-03-29 2011-07-20 徐健 一种教学写字布

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