JPS5640342B2 - - Google Patents

Info

Publication number
JPS5640342B2
JPS5640342B2 JP4979374A JP4979374A JPS5640342B2 JP S5640342 B2 JPS5640342 B2 JP S5640342B2 JP 4979374 A JP4979374 A JP 4979374A JP 4979374 A JP4979374 A JP 4979374A JP S5640342 B2 JPS5640342 B2 JP S5640342B2
Authority
JP
Japan
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
JP4979374A
Other languages
Japanese (ja)
Other versions
JPS50143534A (enrdf_load_stackoverflow
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 JP4979374A priority Critical patent/JPS5640342B2/ja
Publication of JPS50143534A publication Critical patent/JPS50143534A/ja
Publication of JPS5640342B2 publication Critical patent/JPS5640342B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Systems Of Projection Type Copiers (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
JP4979374A 1974-05-07 1974-05-07 Expired JPS5640342B2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4979374A JPS5640342B2 (enrdf_load_stackoverflow) 1974-05-07 1974-05-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4979374A JPS5640342B2 (enrdf_load_stackoverflow) 1974-05-07 1974-05-07

Publications (2)

Publication Number Publication Date
JPS50143534A JPS50143534A (enrdf_load_stackoverflow) 1975-11-19
JPS5640342B2 true JPS5640342B2 (enrdf_load_stackoverflow) 1981-09-19

Family

ID=12841019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4979374A Expired JPS5640342B2 (enrdf_load_stackoverflow) 1974-05-07 1974-05-07

Country Status (1)

Country Link
JP (1) JPS5640342B2 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6163651U (enrdf_load_stackoverflow) * 1984-09-28 1986-04-30
JPS6186640U (enrdf_load_stackoverflow) * 1984-11-14 1986-06-06

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56107255A (en) * 1980-01-30 1981-08-26 Ricoh Co Ltd Method and device for multiple-sheet copying
JPS59212866A (ja) * 1983-05-18 1984-12-01 Oki Electric Ind Co Ltd 電子黒板装置
JPS60161343U (ja) * 1984-04-04 1985-10-26 ノーリツ鋼機株式会社 プリンタ−
US4760465A (en) * 1984-11-29 1988-07-26 Ricoh Company, Ltd. Electronic blackboard which detects an abnormal operating condition by reading a non-image section of a writing surface at power-up

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6163651U (enrdf_load_stackoverflow) * 1984-09-28 1986-04-30
JPS6186640U (enrdf_load_stackoverflow) * 1984-11-14 1986-06-06

Also Published As

Publication number Publication date
JPS50143534A (enrdf_load_stackoverflow) 1975-11-19

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