FR400546A
(en )
1909-07-29
Exposure chamber for photographing in artificial light
FR12191E
(en )
1910-07-26
Exposure chamber for photographing in artificial light
FR410263A
(en )
1910-05-17
Advanced lens for optical instruments
ES45077A1
(en )
1909-05-01
An exposure chamber for photography with artificial light.
FR384859A
(en )
1908-04-24
Artificial light photography process
CH44113A
(en )
1909-07-01
Photographic lens
FR420385A
(en )
1911-01-28
Lens for lamps
FR347640A
(en )
1905-03-17
Panoramic chamber for cameras
FR408858A
(en )
1910-04-07
Triangular prismatic photographic lens allowing to simultaneously obtain several images of the same object
FR393800A
(en )
1909-01-06
Opaque cinematographic images for reflected light projection
FR386201A
(en )
1908-06-08
Magnesium projection lamp for photography
FR441997A
(en )
1912-08-21
Camera for photography with lenses of different focal lengths
CA93311A
(en )
1905-05-23
Photographic camera
FR438133A
(en )
1912-05-08
Lens shutter
FR333441A
(en )
1903-11-25
Plate shutter for camera
FR343222A
(en )
1904-09-28
Photographic lens
FR340772A
(en )
1904-07-20
Photographic lens
FR411014A
(en )
1910-06-06
Removable mechanical device for changing scenery in theaters
FR391911A
(en )
1908-11-12
Universal art workshop with artificial lights for photography
FR366762A
(en )
1906-10-11
Plate shutter for camera
FR360588A
(en )
1906-04-26
Preparation of illuminating compositions for photography in artificial light
FR5629E
(en )
1906-06-01
Preparation of illuminating compositions for photography in artificial light
FR5627E
(en )
1906-06-01
Preparation of illuminating compositions for photography in artificial light
FR350952A
(en )
1905-06-30
Lantern shutter for photographic laboratories
FR390174A
(en )
1908-09-28
Photographic plate shutter