FR740865A - Improvements to cameras - Google Patents

Improvements to cameras

Info

Publication number: FR740865A
Authority: FR; France
Prior art keywords: cameras
Prior art date: 1931-08-11
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

David Mazor

Max Ryba

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.)

1931-08-11

Filing date

1932-08-04

Publication date

1933-02-02

1932-08-04 Application filed filed Critical

1933-02-02 Application granted granted Critical

1933-02-02 Publication of FR740865A publication Critical patent/FR740865A/en

Status Expired legal-status Critical Current

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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/17—Bodies with reflectors arranged in beam forming the photographic image, e.g. for reducing dimensions of camera

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)

FR740865D 1931-08-11 1932-08-04 Improvements to cameras Expired FR740865A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
BE740865X		1931-08-11

Publications (1)

Publication Number	Publication Date
FR740865A true FR740865A (en)	1933-02-02

Family

ID=3879442

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR740865D Expired FR740865A (en)	1931-08-11	1932-08-04	Improvements to cameras

Country Status (1)

Country	Link
FR (1)	FR740865A (en)

1932
- 1932-08-04 FR FR740865D patent/FR740865A/en not_active Expired

Similar Documents

Publication	Publication Date	Title
FR737032A (en)	1932-12-06	Improvements to cameras
FR822377A (en)	1937-12-29	Improvements to cameras
FR738729A (en)	1932-12-29	Improvements to cinematographic cameras
FR735194A (en)	1932-11-04	Improvements to cinematographic projection devices
FR709332A (en)	1931-08-05	Improvements to cameras
FR765541A (en)	1934-06-12	Improvements to cameras
FR740865A (en)	1933-02-02	Improvements to cameras
FR798215A (en)	1936-05-12	Improvements to cameras
FR755448A (en)	1933-11-24	Improvements to cameras
FR815588A (en)	1937-07-16	Improvements to cameras
FR834380A (en)	1938-11-18	Improvements to cameras
FR760953A (en)	1934-03-07	Improvements to cameras
FR759301A (en)	1934-02-01	Improvements to cameras
FR755565A (en)	1933-11-27	Improvements to cameras
FR709331A (en)	1931-08-05	Improvements to cameras
FR699606A (en)	1931-02-18	Improvements to cameras
FR780649A (en)	1935-04-29	Improvements to cameras
FR751609A (en)	1933-09-07	Improvements to cameras
FR726029A (en)	1932-05-21	Improvements to cinematographic devices
FR729167A (en)	1932-07-19	Improvements to cinematographic devices
FR736353A (en)	1932-11-23	Improvements to cinematographic devices
FR730266A (en)	1932-08-10	Improvements to cinematographic cameras
FR732625A (en)	1932-09-23	Improvements to photoelectric cameras
FR697516A (en)	1931-01-19	Improvements to cameras
FR687800A (en)	1930-08-13	Improvements to cameras