FR713833A - Process for the production of partial extracts for trichrome photography - Google Patents
Process for the production of partial extracts for trichrome photographyInfo
- Publication number
- FR713833A FR713833A FR713833DA FR713833A FR 713833 A FR713833 A FR 713833A FR 713833D A FR713833D A FR 713833DA FR 713833 A FR713833 A FR 713833A
- Authority
- FR
- France
- Prior art keywords
- trichrome
- photography
- production
- partial extracts
- extracts
- 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
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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/20—Subtractive colour processes using differently sensitised films, each coated on its own base, e.g. bipacks, tripacks
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Structure And Mechanism Of Cameras (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE373332X | 1930-03-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR713833A true FR713833A (en) | 1931-11-03 |
Family
ID=6337463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR713833D Expired FR713833A (en) | 1930-03-25 | 1931-03-25 | Process for the production of partial extracts for trichrome photography |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE378484A (en) |
FR (1) | FR713833A (en) |
GB (1) | GB373332A (en) |
-
0
- BE BE378484D patent/BE378484A/xx unknown
-
1931
- 1931-03-25 FR FR713833D patent/FR713833A/en not_active Expired
- 1931-03-25 GB GB9136/31A patent/GB373332A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB373332A (en) | 1932-05-26 |
BE378484A (en) |
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