FR938948A - Perfectionnements aux produits photosensibles - Google Patents
Perfectionnements aux produits photosensiblesInfo
- Publication number
- FR938948A FR938948A FR938948DA FR938948A FR 938948 A FR938948 A FR 938948A FR 938948D A FR938948D A FR 938948DA FR 938948 A FR938948 A FR 938948A
- Authority
- FR
- France
- Prior art keywords
- photosensitive products
- photosensitive
- products
- 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
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
-
- 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
- G03C1/46—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein having more than one photosensitive layer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Fluid Mechanics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB6780/40A GB540451A (en) | 1940-04-15 | 1940-04-15 | Improvements relating to photographic materials |
Publications (1)
Publication Number | Publication Date |
---|---|
FR938948A true FR938948A (fr) | 1948-10-28 |
Family
ID=9820600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR938948D Expired FR938948A (fr) | 1940-04-15 | 1945-08-02 | Perfectionnements aux produits photosensibles |
Country Status (3)
Country | Link |
---|---|
US (1) | US2331660A (fr) |
FR (1) | FR938948A (fr) |
GB (1) | GB540451A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2774668A (en) * | 1953-05-28 | 1956-12-18 | Polaroid Corp | Process and product for forming color images from complete dyes |
GB1225241A (fr) * | 1967-04-21 | 1971-03-17 |
-
1940
- 1940-04-15 GB GB6780/40A patent/GB540451A/en not_active Expired
-
1941
- 1941-04-08 US US387437A patent/US2331660A/en not_active Expired - Lifetime
-
1945
- 1945-08-02 FR FR938948D patent/FR938948A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2331660A (en) | 1943-10-12 |
GB540451A (en) | 1941-10-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR907964A (fr) | Produits photosensibles pour diazotypie | |
FR938948A (fr) | Perfectionnements aux produits photosensibles | |
FR950303A (fr) | Perfectionnements aux produits photosensibles pelliculables | |
FR865265A (fr) | Perfectionnements aux accouplements élastiques | |
FR865699A (fr) | Perfectionnements aux boîtes | |
FR895204A (fr) | Savons | |
FR874845A (fr) | Produits de nettoyage | |
FR947061A (fr) | Perfectionnements aux produits photosensibles | |
FR867425A (fr) | Perfectionnements apportés aux gazogènes | |
FR882793A (fr) | Perfectionnements aux gazogènes | |
FR866952A (fr) | Perfectionnements apportés aux avions | |
FR868995A (fr) | Perfectionnements apportés aux produits désinfectants | |
FR876756A (fr) | Perfectionnements aux gazogènes | |
FR920498A (fr) | Perfectionnements aux gazogènes | |
FR876381A (fr) | Savons | |
FR868794A (fr) | Perfectionnements apportés aux motocycles | |
FR864130A (fr) | Perfectionnements aux vibrateurs | |
FR867626A (fr) | Perfectionnements aux presse-viande | |
FR869816A (fr) | Perfectionnements aux manomètres | |
FR926277A (fr) | Perfectionnements apportés aux alliages | |
FR865231A (fr) | Perfectionnements aux gazogènes | |
FR870054A (fr) | Perfectionnements aux gazogènes | |
FR867325A (fr) | Perfectionnements aux gazogènes | |
FR866816A (fr) | Perfectionnements aux gazogènes | |
FR867742A (fr) | Perfectionnements aux gazogènes |