FR1003245A - Perfectionnements apportés aux appareils photographiques - Google Patents

Perfectionnements apportés aux appareils photographiques

Info

Publication number
FR1003245A
FR1003245A FR1003245DA FR1003245A FR 1003245 A FR1003245 A FR 1003245A FR 1003245D A FR1003245D A FR 1003245DA FR 1003245 A FR1003245 A FR 1003245A
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
English (en)
Inventor
Fernand Dengremont
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 FR1003245A publication Critical patent/FR1003245A/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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1003245D 1946-12-24 1946-12-24 Perfectionnements apportés aux appareils photographiques Expired FR1003245A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1003245T 1946-12-24

Publications (1)

Publication Number Publication Date
FR1003245A true FR1003245A (fr) 1952-03-17

Family

ID=9562819

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1003245D Expired FR1003245A (fr) 1946-12-24 1946-12-24 Perfectionnements apportés aux appareils photographiques

Country Status (1)

Country Link
FR (1) FR1003245A (fr)

Similar Documents

Publication Publication Date Title
FR944645A (fr) Perfectionnements aux émulsions photographiques
FR945465A (fr) Perfectionnements aux copies photographiques
FR923619A (fr) Perfectionnements aux appareils photographiques
FR1003245A (fr) Perfectionnements apportés aux appareils photographiques
FR1002516A (fr) Perfectionnements aux appareils photographiques
FR942153A (fr) Perfectionnements aux appareils photographiques
FR951546A (fr) Perfectionnements aux appareils photographiques
FR952940A (fr) Perfectionnements aux appareils photographiques
FR953847A (fr) Perfectionnements aux appareils photographiques
FR973744A (fr) Perfectionnements aux appareils photographiques
FR57031E (fr) Perfectionnements apportés aux appareils de projection
FR1028002A (fr) Perfectionnements apportés aux appareils photographiques
FR926366A (fr) Perfectionnements aux appareils de prise de vues cinématographiques
FR941726A (fr) Perfectionnements aux appareils photographiques
FR950098A (fr) Perfectionnements aux émulsions photographiques
FR929257A (fr) Perfectionnements aux appareils de prises de vues cinématographiques
FR58881E (fr) Perfectionnements aux appareils photographiques
FR954059A (fr) Perfectionnements aux appareils photographiques
FR939698A (fr) Perfectionnements aux appareils de prise de vues photographiques
FR922827A (fr) Perfectionnements aux appareils cinématographiques
FR54788E (fr) Perfectionnements aux appareils de prise de vues cinématographiques
FR55174E (fr) Perfectionnements aux appareils de prise de vues cinématographiques
FR994798A (fr) Perfectionnements apportés aux appareils photographiques
FR930311A (fr) Perfectionnements aux appareils photographiques
FR936109A (fr) Perfectionnements aux appareils agrandisseurs photographiques