FR498511A - Perfectionnements apportés aux projections photographiques ou cinématographiques - Google Patents

Perfectionnements apportés aux projections photographiques ou cinématographiques

Info

Publication number
FR498511A
FR498511A FR498511A FR498511DA FR498511A FR 498511 A FR498511 A FR 498511A FR 498511 A FR498511 A FR 498511A FR 498511D A FR498511D A FR 498511DA FR 498511 A FR498511 A FR 498511A
Authority
FR
France
Prior art keywords
photographic
cinematographic
projections
cinematographic projections
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
FR498511A
Other languages
English (en)
Inventor
Jacques-Louis Pech
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.)
JACQUES-LOUIS PECH
Original Assignee
JACQUES-LOUIS PECH
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 JACQUES-LOUIS PECH filed Critical JACQUES-LOUIS PECH
Application granted granted Critical
Publication of FR498511A publication Critical patent/FR498511A/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)
FR498511A 1919-04-19 1919-04-19 Perfectionnements apportés aux projections photographiques ou cinématographiques Expired FR498511A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR498511T 1919-04-19

Publications (1)

Publication Number Publication Date
FR498511A true FR498511A (fr) 1920-01-14

Family

ID=1533718

Family Applications (1)

Application Number Title Priority Date Filing Date
FR498511A Expired FR498511A (fr) 1919-04-19 1919-04-19 Perfectionnements apportés aux projections photographiques ou cinématographiques

Country Status (1)

Country Link
FR (1) FR498511A (fr)

Similar Documents

Publication Publication Date Title
FR567885A (fr) Perfectionnements aux chambres photographiques
FR551366A (fr) Perfectionnements aux cartouches photographiques
FR498511A (fr) Perfectionnements apportés aux projections photographiques ou cinématographiques
FR494113A (fr) Perfectionnements apportés aux projections photographiques ou cinématographiques
FR522983A (fr) Perfectionnements apportés aux projections cinématographiques
FR507070A (fr) Perfectionnements aux appareils photographiques
FR511631A (fr) Photographie radio-luminescente
CH81621A (de) Kinematograph
FR550528A (fr) Perfectionnements aux châssis photographiques
FR557328A (fr) Perfectionnements aux films photographiques
FR553390A (fr) Perfectionnements apportés aux films photographiques
FR512641A (fr) Projecteur
FR527099A (fr) Film photographique
FR499759A (fr) Perfectionnements aux obturateurs d'appareils cinématographiques
FR506809A (fr) Obturateur photographique
FR509674A (fr) Obturateur photographique
FR509705A (fr) Obturateur photographique
FR533518A (fr) Perfectionnements aux écrans pour cinématographe
FR22736E (fr) Perfectionnements aux obturateurs d'appareils cinémat
FR544197A (fr) Perfectionnements aux appareils photographiques
FI7753A (fi) Sätt att tona fotografiska silverbilder
FR504982A (fr) Perfectionnements aux appareils cinématographiques
FR508679A (fr) Perfectionnements aux appareils cinématographiques
FR514854A (fr) Perfectionnements aux appareils cinématographiques
FR532106A (fr) Perfectionnements aux appareils cinématographiques