[go: up one dir, main page]

FR517693A - Dispositif de projection cinématographique - Google Patents

Dispositif de projection cinématographique

Info

Publication number
FR517693A
FR517693A FR517693A FR517693DA FR517693A FR 517693 A FR517693 A FR 517693A FR 517693 A FR517693 A FR 517693A FR 517693D A FR517693D A FR 517693DA FR 517693 A FR517693 A FR 517693A
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
FR517693A
Other languages
English (en)
Inventor
John Frederick Robert Troeger
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR517693A publication Critical patent/FR517693A/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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/606—Projection screens characterised by the nature of the surface for relief projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR517693A 1920-06-23 1920-06-23 Dispositif de projection cinématographique Expired FR517693A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR517693T 1920-06-23

Publications (1)

Publication Number Publication Date
FR517693A true FR517693A (fr) 1921-05-10

Family

ID=8915929

Family Applications (1)

Application Number Title Priority Date Filing Date
FR517693A Expired FR517693A (fr) 1920-06-23 1920-06-23 Dispositif de projection cinématographique

Country Status (1)

Country Link
FR (1) FR517693A (fr)

Similar Documents

Publication Publication Date Title
FR517693A (fr) Dispositif de projection cinématographique
FR525070A (fr) Dispositif d'arret
FR537465A (fr) Dispositif de démultiplication
FR22938E (fr) Dispositif de projection en relief
FR519824A (fr) Dispositif de projection en relief
FR543688A (fr) Dispositif de projections cinématographiques
FR526397A (fr) Appareil automatique de projection
FR526263A (fr) Dispositif pour la projection cinématographique
FR527169A (fr) Dispositif de poudreur
ES74083A1 (es) Mejoras en los aparatos de proyecciones cinematográficas.
FR588820A (fr) Dispositif pour projecteur cinématographique
FR544329A (fr) Dispositif de prises de vues photographiques
FR511631A (fr) Photographie radio-luminescente
FR519209A (fr) Obturateur de cinématographe
FR564474A (fr) Appareil de projection cinématographique
FR539076A (fr) Dispositif perfectionné pour la projection de films cinématographiques
FI8695A (fi) Fotografisk film
FR25415E (fr) Projecteur cinématographique
FR515147A (fr) Dispositif de garde-place
AT87345B (de) Kinematographenapparat.
FR528404A (fr) Dispositif de clapet
DK32196C (da) Kinematografprojektionsapparat.
DK32203C (da) Kinematografprojektionsapparat.
DK32202C (da) Kinematografprojektionsapparat.
FR537631A (fr) Cinématographe