JPS6128592U - スクリ−ン付き黒板 - Google Patents

スクリ−ン付き黒板

Info

Publication number
JPS6128592U
JPS6128592U JP11329284U JP11329284U JPS6128592U JP S6128592 U JPS6128592 U JP S6128592U JP 11329284 U JP11329284 U JP 11329284U JP 11329284 U JP11329284 U JP 11329284U JP S6128592 U JPS6128592 U JP S6128592U
Authority
JP
Japan
Prior art keywords
blackboard
screen
roll
rail member
fixed
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.)
Granted
Application number
JP11329284U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0315348Y2 (enExample
Inventor
信二 青井
豊 成富
Original Assignee
株式会社 青井黒板製作所
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 by 株式会社 青井黒板製作所 filed Critical 株式会社 青井黒板製作所
Priority to JP11329284U priority Critical patent/JPS6128592U/ja
Publication of JPS6128592U publication Critical patent/JPS6128592U/ja
Application granted granted Critical
Publication of JPH0315348Y2 publication Critical patent/JPH0315348Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
  • Overhead Projectors And Projection Screens (AREA)
JP11329284U 1984-07-24 1984-07-24 スクリ−ン付き黒板 Granted JPS6128592U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11329284U JPS6128592U (ja) 1984-07-24 1984-07-24 スクリ−ン付き黒板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11329284U JPS6128592U (ja) 1984-07-24 1984-07-24 スクリ−ン付き黒板

Publications (2)

Publication Number Publication Date
JPS6128592U true JPS6128592U (ja) 1986-02-20
JPH0315348Y2 JPH0315348Y2 (enExample) 1991-04-03

Family

ID=30672328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11329284U Granted JPS6128592U (ja) 1984-07-24 1984-07-24 スクリ−ン付き黒板

Country Status (1)

Country Link
JP (1) JPS6128592U (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009113446A (ja) * 2007-11-09 2009-05-28 Sakawa:Kk 多機能ボード
JP2010155401A (ja) * 2008-12-27 2010-07-15 Kitajima Seisakusho:Kk 黒板装置及びスクリーンの設置方法
JP2010247449A (ja) * 2009-04-16 2010-11-04 Sakawa:Kk 多機能型電子ボード
JP2011194746A (ja) * 2010-03-19 2011-10-06 Kitajima Seisakusho:Kk 黒板装置
JP2018189925A (ja) * 2017-05-11 2018-11-29 株式会社青井黒板製作所 黒板用映写装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5362451U (enExample) * 1976-10-28 1978-05-26
JPS54118245U (enExample) * 1978-02-03 1979-08-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5362451U (enExample) * 1976-10-28 1978-05-26
JPS54118245U (enExample) * 1978-02-03 1979-08-18

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009113446A (ja) * 2007-11-09 2009-05-28 Sakawa:Kk 多機能ボード
JP2010155401A (ja) * 2008-12-27 2010-07-15 Kitajima Seisakusho:Kk 黒板装置及びスクリーンの設置方法
JP2010247449A (ja) * 2009-04-16 2010-11-04 Sakawa:Kk 多機能型電子ボード
JP2011194746A (ja) * 2010-03-19 2011-10-06 Kitajima Seisakusho:Kk 黒板装置
JP2018189925A (ja) * 2017-05-11 2018-11-29 株式会社青井黒板製作所 黒板用映写装置

Also Published As

Publication number Publication date
JPH0315348Y2 (enExample) 1991-04-03

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