FR971832A - Devices for reproducing documents in artificial light - Google Patents

Devices for reproducing documents in artificial light

Info

Publication number
FR971832A
FR971832A FR971832DA FR971832A FR 971832 A FR971832 A FR 971832A FR 971832D A FR971832D A FR 971832DA FR 971832 A FR971832 A FR 971832A
Authority
FR
France
Prior art keywords
devices
artificial light
reproducing documents
reproducing
documents
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
French (fr)
Inventor
Lucien-Jules-Emile-A Dodin
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 FR971832A publication Critical patent/FR971832A/en
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
    • G03B27/52—Details
    • G03B27/54—Lamp housings; Illuminating means
    • G03B27/542—Lamp housings; Illuminating means for copying cameras, reflex exposure lighting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR971832D 1948-09-20 1948-09-20 Devices for reproducing documents in artificial light Expired FR971832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR971832T 1948-09-20

Publications (1)

Publication Number Publication Date
FR971832A true FR971832A (en) 1951-01-22

Family

ID=9515512

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971832D Expired FR971832A (en) 1948-09-20 1948-09-20 Devices for reproducing documents in artificial light

Country Status (1)

Country Link
FR (1) FR971832A (en)

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