FR994798A - Improvements to cameras - Google Patents

Improvements to cameras

Info

Publication number
FR994798A
FR994798A FR994798DA FR994798A FR 994798 A FR994798 A FR 994798A FR 994798D A FR994798D A FR 994798DA FR 994798 A FR994798 A FR 994798A
Authority
FR
France
Prior art keywords
cameras
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
Jean De Montremy
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 FR994798A publication Critical patent/FR994798A/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
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras
    • G03B19/04—Roll-film cameras
FR994798D 1945-01-29 1945-01-29 Improvements to cameras Expired FR994798A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR994798T 1945-01-29

Publications (1)

Publication Number Publication Date
FR994798A true FR994798A (en) 1951-11-22

Family

ID=9556653

Family Applications (1)

Application Number Title Priority Date Filing Date
FR994798D Expired FR994798A (en) 1945-01-29 1945-01-29 Improvements to cameras

Country Status (1)

Country Link
FR (1) FR994798A (en)

Similar Documents

Publication Publication Date Title
FR927382A (en) Improvements to photosensitive materials
FR941726A (en) Improvements to cameras
FR936764A (en) Improvements to cinematographic screens
FR930311A (en) Improvements to cameras
FR994798A (en) Improvements to cameras
FR923619A (en) Improvements to cameras
FR1028002A (en) Improvements to cameras
FR933643A (en) Improvements to cinematographic projection devices
FR973744A (en) Improvements to cameras
FR952940A (en) Improvements to cameras
FR953847A (en) Improvements to cameras
FR923469A (en) Improvements to cinematographic cameras
FR911762A (en) Improvements to cinematographic devices
FR929284A (en) Improvements to cinematographic cameras
FR908756A (en) Improvements to cinematographic cameras
FR997369A (en) Improvements to projection devices
FR1003245A (en) Improvements to cameras
FR1002516A (en) Improvements to cameras
FR942153A (en) Improvements to cameras
FR951546A (en) Improvements to cameras
FR926366A (en) Improvements to cinematographic cameras
FR936913A (en) Improvements to cameras
FR903228A (en) Improvements to cameras
FR931844A (en) Improvements to cameras
FR944061A (en) Improvements to photographic emulsions