FR1158772A - Appareil de projection cinématographique - Google Patents

Appareil de projection cinématographique

Info

Publication number
FR1158772A
FR1158772A FR1158772DA FR1158772A FR 1158772 A FR1158772 A FR 1158772A FR 1158772D A FR1158772D A FR 1158772DA FR 1158772 A FR1158772 A FR 1158772A
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
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.)
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 FR1158772A publication Critical patent/FR1158772A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/202—Incandescent light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1158772D 1955-09-19 1956-07-17 Appareil de projection cinématographique Expired FR1158772A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1158772X 1955-09-19

Publications (1)

Publication Number Publication Date
FR1158772A true FR1158772A (fr) 1958-06-19

Family

ID=19870589

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1158772D Expired FR1158772A (fr) 1955-09-19 1956-07-17 Appareil de projection cinématographique

Country Status (1)

Country Link
FR (1) FR1158772A (fr)

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