FR1558618A - - Google Patents

Info

Publication number
FR1558618A
FR1558618A FR1558618DA FR1558618A FR 1558618 A FR1558618 A FR 1558618A FR 1558618D A FR1558618D A FR 1558618DA FR 1558618 A FR1558618 A FR 1558618A
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR1558618A publication Critical patent/FR1558618A/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
    • G03G15/60—Apparatus which relate to the handling of originals
    • G03G15/605—Holders for originals or exposure platens
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/08—Photoprinting; Processes and means for preventing photoprinting
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/04—Preventing copies being made of an original
    • G03G21/046—Preventing copies being made of an original by discriminating a special original, e.g. a bank note
FR1558618D 1967-02-03 1968-01-31 Expired FR1558618A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61381867A 1967-02-03 1967-02-03

Publications (1)

Publication Number Publication Date
FR1558618A true FR1558618A (en) 1969-02-28

Family

ID=24458798

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1558618D Expired FR1558618A (en) 1967-02-03 1968-01-31

Country Status (2)

Country Link
FR (1) FR1558618A (en)
GB (1) GB1219192A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2222725A1 (en) * 1973-03-21 1974-10-18 Ibm

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4678322A (en) * 1986-05-30 1987-07-07 Xerox Corporation Method and apparatus for the prevention of unauthorized copying of documents
US4791449A (en) * 1986-05-30 1988-12-13 Xerox Corporation System for prevention of unauthorized copying

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2222725A1 (en) * 1973-03-21 1974-10-18 Ibm

Also Published As

Publication number Publication date
GB1219192A (en) 1971-01-13

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Legal Events

Date Code Title Description
ST Notification of lapse