FR1123197A - Cinematographic projection device - Google Patents

Cinematographic projection device

Info

Publication number
FR1123197A
FR1123197A FR1123197DA FR1123197A FR 1123197 A FR1123197 A FR 1123197A FR 1123197D A FR1123197D A FR 1123197DA FR 1123197 A FR1123197 A FR 1123197A
Authority
FR
France
Prior art keywords
projection device
cinematographic projection
cinematographic
projection
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)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1123197A publication Critical patent/FR1123197A/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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1123197D 1954-05-03 1955-05-02 Cinematographic projection device Expired FR1123197A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1123197X 1954-05-03

Publications (1)

Publication Number Publication Date
FR1123197A true FR1123197A (en) 1956-09-18

Family

ID=19869691

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1123197D Expired FR1123197A (en) 1954-05-03 1955-05-02 Cinematographic projection device

Country Status (1)

Country Link
FR (1) FR1123197A (en)

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