JPH0349907Y2 - - Google Patents

Info

Publication number
JPH0349907Y2
JPH0349907Y2 JP1986000372U JP37286U JPH0349907Y2 JP H0349907 Y2 JPH0349907 Y2 JP H0349907Y2 JP 1986000372 U JP1986000372 U JP 1986000372U JP 37286 U JP37286 U JP 37286U JP H0349907 Y2 JPH0349907 Y2 JP H0349907Y2
Authority
JP
Japan
Prior art keywords
light receiving
section
light
illuminance
white board
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.)
Expired
Application number
JP1986000372U
Other languages
English (en)
Japanese (ja)
Other versions
JPS62111890U (instruction
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 JP1986000372U priority Critical patent/JPH0349907Y2/ja
Publication of JPS62111890U publication Critical patent/JPS62111890U/ja
Application granted granted Critical
Publication of JPH0349907Y2 publication Critical patent/JPH0349907Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Facsimile Heads (AREA)
  • Facsimiles In General (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Character Discrimination (AREA)
JP1986000372U 1986-01-08 1986-01-08 Expired JPH0349907Y2 (instruction)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986000372U JPH0349907Y2 (instruction) 1986-01-08 1986-01-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986000372U JPH0349907Y2 (instruction) 1986-01-08 1986-01-08

Publications (2)

Publication Number Publication Date
JPS62111890U JPS62111890U (instruction) 1987-07-16
JPH0349907Y2 true JPH0349907Y2 (instruction) 1991-10-24

Family

ID=30777286

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986000372U Expired JPH0349907Y2 (instruction) 1986-01-08 1986-01-08

Country Status (1)

Country Link
JP (1) JPH0349907Y2 (instruction)

Also Published As

Publication number Publication date
JPS62111890U (instruction) 1987-07-16

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