JPS605893U - 電子黒板装置の板面構造 - Google Patents

電子黒板装置の板面構造

Info

Publication number
JPS605893U
JPS605893U JP9793783U JP9793783U JPS605893U JP S605893 U JPS605893 U JP S605893U JP 9793783 U JP9793783 U JP 9793783U JP 9793783 U JP9793783 U JP 9793783U JP S605893 U JPS605893 U JP S605893U
Authority
JP
Japan
Prior art keywords
writing
medium
writing medium
electrical signal
light source
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
JP9793783U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0214468Y2 (en]
Inventor
菅　征雄
田所　譲司
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP9793783U priority Critical patent/JPS605893U/ja
Publication of JPS605893U publication Critical patent/JPS605893U/ja
Application granted granted Critical
Publication of JPH0214468Y2 publication Critical patent/JPH0214468Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP9793783U 1983-06-27 1983-06-27 電子黒板装置の板面構造 Granted JPS605893U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9793783U JPS605893U (ja) 1983-06-27 1983-06-27 電子黒板装置の板面構造

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9793783U JPS605893U (ja) 1983-06-27 1983-06-27 電子黒板装置の板面構造

Publications (2)

Publication Number Publication Date
JPS605893U true JPS605893U (ja) 1985-01-16
JPH0214468Y2 JPH0214468Y2 (en]) 1990-04-19

Family

ID=30232747

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9793783U Granted JPS605893U (ja) 1983-06-27 1983-06-27 電子黒板装置の板面構造

Country Status (1)

Country Link
JP (1) JPS605893U (en])

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59211376A (ja) * 1983-05-16 1984-11-30 Mitsubishi Electric Corp 電子黒板

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59211376A (ja) * 1983-05-16 1984-11-30 Mitsubishi Electric Corp 電子黒板

Also Published As

Publication number Publication date
JPH0214468Y2 (en]) 1990-04-19

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