FR942078A - Perfectionnements aux appareils reproducteurs de documents sur films - Google Patents

Perfectionnements aux appareils reproducteurs de documents sur films

Info

Publication number
FR942078A
FR942078A FR942078DA FR942078A FR 942078 A FR942078 A FR 942078A FR 942078D A FR942078D A FR 942078DA FR 942078 A FR942078 A FR 942078A
Authority
FR
France
Prior art keywords
films
documents
reproducing devices
reproducing
devices
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
Other languages
English (en)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR942078A publication Critical patent/FR942078A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/323—Copying cameras
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/62—Holders for the original
    • G03B27/6207—Holders for the original in copying cameras

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR942078D 1942-02-02 1942-02-02 Perfectionnements aux appareils reproducteurs de documents sur films Expired FR942078A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR942078T 1942-02-02

Publications (1)

Publication Number Publication Date
FR942078A true FR942078A (fr) 1949-01-28

Family

ID=9470720

Family Applications (1)

Application Number Title Priority Date Filing Date
FR942078D Expired FR942078A (fr) 1942-02-02 1942-02-02 Perfectionnements aux appareils reproducteurs de documents sur films

Country Status (1)

Country Link
FR (1) FR942078A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2827833A (en) * 1956-03-19 1958-03-25 Photogrammetry Inc Camera-projector-enlarger

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2827833A (en) * 1956-03-19 1958-03-25 Photogrammetry Inc Camera-projector-enlarger

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