GB642728A - Improvements in and relating to the manufacture of coloured photographic layers - Google Patents
Improvements in and relating to the manufacture of coloured photographic layersInfo
- Publication number
- GB642728A GB642728A GB12913/47A GB1291347A GB642728A GB 642728 A GB642728 A GB 642728A GB 12913/47 A GB12913/47 A GB 12913/47A GB 1291347 A GB1291347 A GB 1291347A GB 642728 A GB642728 A GB 642728A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- manufacture
- photographic layers
- coloured photographic
- coloured
- 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
Links
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
- G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
- G03C1/83—Organic dyestuffs therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Filters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE642728X | 1946-05-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB642728A true GB642728A (en) | 1950-09-13 |
Family
ID=3876450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB12913/47A Expired GB642728A (en) | 1946-05-21 | 1947-05-13 | Improvements in and relating to the manufacture of coloured photographic layers |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE472940A (enrdf_load_stackoverflow) |
DE (1) | DE811315C (enrdf_load_stackoverflow) |
GB (1) | GB642728A (enrdf_load_stackoverflow) |
NL (1) | NL62049C (enrdf_load_stackoverflow) |
-
0
- BE BE472940D patent/BE472940A/xx unknown
- NL NL62049D patent/NL62049C/xx active
-
1947
- 1947-05-13 GB GB12913/47A patent/GB642728A/en not_active Expired
-
1949
- 1949-12-13 DE DEG590D patent/DE811315C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL62049C (enrdf_load_stackoverflow) | |
BE472940A (enrdf_load_stackoverflow) | |
DE811315C (de) | 1951-08-20 |
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