FR975239A - Transparent and elastic pressure plate - Google Patents

Transparent and elastic pressure plate

Info

Publication number
FR975239A
FR975239A FR975239DA FR975239A FR 975239 A FR975239 A FR 975239A FR 975239D A FR975239D A FR 975239DA FR 975239 A FR975239 A FR 975239A
Authority
FR
France
Prior art keywords
transparent
pressure plate
elastic pressure
elastic
plate
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
Jacques Holweck
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 FR975239A publication Critical patent/FR975239A/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
    • G03B27/02—Exposure apparatus for contact printing
    • G03B27/14—Details
    • G03B27/16—Illumination arrangements, e.g. positioning of lamps, positioning of reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR975239D 1948-11-18 1948-11-18 Transparent and elastic pressure plate Expired FR975239A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR975239T 1948-11-18

Publications (1)

Publication Number Publication Date
FR975239A true FR975239A (en) 1951-03-02

Family

ID=9518001

Family Applications (1)

Application Number Title Priority Date Filing Date
FR975239D Expired FR975239A (en) 1948-11-18 1948-11-18 Transparent and elastic pressure plate

Country Status (1)

Country Link
FR (1) FR975239A (en)

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