JPH02133393U - - Google Patents

Info

Publication number
JPH02133393U
JPH02133393U JP4349489U JP4349489U JPH02133393U JP H02133393 U JPH02133393 U JP H02133393U JP 4349489 U JP4349489 U JP 4349489U JP 4349489 U JP4349489 U JP 4349489U JP H02133393 U JPH02133393 U JP H02133393U
Authority
JP
Japan
Prior art keywords
frame
parts
blackboard
degrees around
rotate
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
JP4349489U
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 JP4349489U priority Critical patent/JPH02133393U/ja
Publication of JPH02133393U publication Critical patent/JPH02133393U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP4349489U 1989-04-12 1989-04-12 Pending JPH02133393U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4349489U JPH02133393U (enrdf_load_stackoverflow) 1989-04-12 1989-04-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4349489U JPH02133393U (enrdf_load_stackoverflow) 1989-04-12 1989-04-12

Publications (1)

Publication Number Publication Date
JPH02133393U true JPH02133393U (enrdf_load_stackoverflow) 1990-11-06

Family

ID=31555948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4349489U Pending JPH02133393U (enrdf_load_stackoverflow) 1989-04-12 1989-04-12

Country Status (1)

Country Link
JP (1) JPH02133393U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012024954A (ja) * 2010-07-20 2012-02-09 Kitajima Seisakusho:Kk 黒板装置及びこれに用いる連結具

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012024954A (ja) * 2010-07-20 2012-02-09 Kitajima Seisakusho:Kk 黒板装置及びこれに用いる連結具

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