JPH049795U - - Google Patents

Info

Publication number
JPH049795U
JPH049795U JP5107990U JP5107990U JPH049795U JP H049795 U JPH049795 U JP H049795U JP 5107990 U JP5107990 U JP 5107990U JP 5107990 U JP5107990 U JP 5107990U JP H049795 U JPH049795 U JP H049795U
Authority
JP
Japan
Prior art keywords
film belt
charge pattern
rollers
board
counter electrode
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
JP5107990U
Other languages
English (en)
Japanese (ja)
Other versions
JP2521670Y2 (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 JP1990051079U priority Critical patent/JP2521670Y2/ja
Publication of JPH049795U publication Critical patent/JPH049795U/ja
Application granted granted Critical
Publication of JP2521670Y2 publication Critical patent/JP2521670Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
  • Facsimiles In General (AREA)
JP1990051079U 1990-05-16 1990-05-16 電子黒板 Expired - Fee Related JP2521670Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990051079U JP2521670Y2 (ja) 1990-05-16 1990-05-16 電子黒板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990051079U JP2521670Y2 (ja) 1990-05-16 1990-05-16 電子黒板

Publications (2)

Publication Number Publication Date
JPH049795U true JPH049795U (enrdf_load_stackoverflow) 1992-01-28
JP2521670Y2 JP2521670Y2 (ja) 1996-12-25

Family

ID=31570191

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990051079U Expired - Fee Related JP2521670Y2 (ja) 1990-05-16 1990-05-16 電子黒板

Country Status (1)

Country Link
JP (1) JP2521670Y2 (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS64966A (en) * 1987-06-24 1989-01-05 Sony Corp Electronic blackboard

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS64966A (en) * 1987-06-24 1989-01-05 Sony Corp Electronic blackboard

Also Published As

Publication number Publication date
JP2521670Y2 (ja) 1996-12-25

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees