BE421651A - - Google Patents
Info
- Publication number
- BE421651A BE421651A BE421651DA BE421651A BE 421651 A BE421651 A BE 421651A BE 421651D A BE421651D A BE 421651DA BE 421651 A BE421651 A BE 421651A
- Authority
- BE
- Belgium
Links
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
- G03C1/832—Methine or polymethine dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE822166X | 1936-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE421651A true BE421651A (sl) |
Family
ID=6742347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE421651D BE421651A (sl) | 1936-05-23 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE421651A (sl) |
| FR (1) | FR822166A (sl) |
-
0
- BE BE421651D patent/BE421651A/xx unknown
-
1937
- 1937-05-22 FR FR822166D patent/FR822166A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR822166A (fr) | 1937-12-22 |