FR949227A
(en )
1949-08-24
advanced photographic emulsions
FR878099A
(en )
1943-01-11
Improvements to photographic films
FR844866A
(en )
1939-08-03
Photographic developers
FR864298A
(en )
1941-04-23
Photographic shutter
DK76503C
(en )
1953-10-12
Process for producing a photographic silver halide emulsion with increased sensitivity.
DK73034C
(en )
1951-09-03
Process for producing a photographic silver halide emulsion with increased sensitivity.
DK73508C
(en )
1951-12-10
Process for producing a color-sensitive photographic silver halide emulsion with increased sensitivity.
FR867410A
(en )
1941-10-27
photographic emulsions
FR841631A
(en )
1939-05-24
photographic emulsions
FR807002A
(en )
1936-12-31
Photographic developers
FR804471A
(en )
1936-10-24
Photographic developers
FR864776A
(en )
1941-05-05
Improvements to photographic films
CH218581A
(en )
1941-12-15
Process for sensitizing a silver halide emulsion.
FR867327A
(en )
1941-10-13
Advanced anti-static photographic films
CH201308A
(en )
1938-11-30
Developers for photographic silver halide emulsion layers.
CH219165A
(en )
1942-01-31
Process for sensitizing photographic silver halide emulsions.
AT160168B
(en )
1941-02-25
Development process for photographic silver halide layers.
DK73444C
(en )
1951-11-26
Method for producing a photosensitive color photographic material.
FR863391A
(en )
1941-03-31
Photographic shutter
FR904254A
(en )
1945-10-31
Photographic telephoto lens
AT160167B
(en )
1941-02-25
Development process for photographic silver halide layers.
FR819754A
(en )
1937-10-26
Photographic developers
CH213441A
(en )
1941-02-15
Process for developing photographic silver halide layers.
CA381769A
(en )
1939-05-30
Photographic emulsion sensitizing process
FR862881A
(en )
1941-03-18
Photographic shutter