FR18769E - Appareil pour projections cinématographiques utilisant la lumière solaire - Google Patents
Appareil pour projections cinématographiques utilisant la lumière solaireInfo
- Publication number
- FR18769E FR18769E FR18769DA FR18769E FR 18769 E FR18769 E FR 18769E FR 18769D A FR18769D A FR 18769DA FR 18769 E FR18769 E FR 18769E
- Authority
- FR
- France
- Prior art keywords
- sunlight
- cinematographic
- projections
- cinematographic projections
- 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
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/145—Housing details, e.g. position adjustments thereof
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR405207T | 1909-07-19 | ||
FR18769T | 1914-01-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR18769E true FR18769E (fr) | 1914-07-04 |
Family
ID=1360079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR18769D Expired FR18769E (fr) | 1909-07-19 | 1914-01-12 | Appareil pour projections cinématographiques utilisant la lumière solaire |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR18769E (fr) |
-
1914
- 1914-01-12 FR FR18769D patent/FR18769E/fr not_active Expired
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