FR379497A - Perfectionnements apportés aux films - Google Patents
Perfectionnements apportés aux filmsInfo
- Publication number
- FR379497A FR379497A FR379497A FR379497DA FR379497A FR 379497 A FR379497 A FR 379497A FR 379497 A FR379497 A FR 379497A FR 379497D A FR379497D A FR 379497DA FR 379497 A FR379497 A FR 379497A
- Authority
- FR
- France
- Prior art keywords
- films
- 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
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/04—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
- G03C1/047—Proteins, e.g. gelatine derivatives; Hydrolysis or extraction products of proteins
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR379497T |
Publications (1)
Publication Number | Publication Date |
---|---|
FR379497A true FR379497A (fr) | 1907-11-08 |
Family
ID=8895255
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR379497A Expired FR379497A (fr) | 1907-07-03 | Perfectionnements apportés aux films |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR379497A (fr) |
-
1907
- 1907-07-03 FR FR379497A patent/FR379497A/fr not_active Expired
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