FR2103840A5 - - Google Patents

Info

Publication number
FR2103840A5
FR2103840A5 FR7128210A FR7128210A FR2103840A5 FR 2103840 A5 FR2103840 A5 FR 2103840A5 FR 7128210 A FR7128210 A FR 7128210A FR 7128210 A FR7128210 A FR 7128210A FR 2103840 A5 FR2103840 A5 FR 2103840A5
Authority
FR
France
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
FR7128210A
Other languages
French (fr)
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Application granted granted Critical
Publication of FR2103840A5 publication Critical patent/FR2103840A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/05—Apparatus for electrographic processes using a charge pattern for imagewise charging, e.g. photoconductive control screen, optically activated charging means
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/05—Apparatus for electrographic processes using a charge pattern for imagewise charging, e.g. photoconductive control screen, optically activated charging means
    • G03G15/051—Apparatus for electrographic processes using a charge pattern for imagewise charging, e.g. photoconductive control screen, optically activated charging means by modulating an ion flow through a photoconductive screen onto which a charge image has been formed
FR7128210A 1970-08-02 1971-08-02 Expired FR2103840A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6749370 1970-08-02
JP7362170 1970-08-22

Publications (1)

Publication Number Publication Date
FR2103840A5 true FR2103840A5 (en) 1972-04-14

Family

ID=26408714

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7128210A Expired FR2103840A5 (en) 1970-08-02 1971-08-02

Country Status (2)

Country Link
DE (1) DE2138561A1 (en)
FR (1) FR2103840A5 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1480842A (en) * 1973-06-19 1977-07-27 Canon Kk Electrophotography
US4006983A (en) * 1973-10-29 1977-02-08 Electroprint, Inc. Electrostatic color printing systems using modulated ion streams
JPS53113542A (en) * 1977-03-15 1978-10-04 Canon Inc Formation method of image

Also Published As

Publication number Publication date
DE2138561A1 (en) 1972-02-10

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Legal Events

Date Code Title Description
ST Notification of lapse