FR893370A - Viewer for photographic and cinematographic films - Google Patents

Viewer for photographic and cinematographic films

Info

Publication number
FR893370A
FR893370A FR893370DA FR893370A FR 893370 A FR893370 A FR 893370A FR 893370D A FR893370D A FR 893370DA FR 893370 A FR893370 A FR 893370A
Authority
FR
France
Prior art keywords
viewer
photographic
cinematographic films
cinematographic
films
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
Marcel-Francois-Anto Lombard
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 FR893370A publication Critical patent/FR893370A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR893370D 1942-12-30 1942-12-30 Viewer for photographic and cinematographic films Expired FR893370A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR893370T 1942-12-30

Publications (1)

Publication Number Publication Date
FR893370A true FR893370A (en) 1944-06-07

Family

ID=9390007

Family Applications (1)

Application Number Title Priority Date Filing Date
FR893370D Expired FR893370A (en) 1942-12-30 1942-12-30 Viewer for photographic and cinematographic films

Country Status (1)

Country Link
FR (1) FR893370A (en)

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