FR394820A - Reflective surface to receive images used for cinematographic projections and others - Google Patents
Reflective surface to receive images used for cinematographic projections and othersInfo
- Publication number
- FR394820A FR394820A FR394820A FR394820DA FR394820A FR 394820 A FR394820 A FR 394820A FR 394820 A FR394820 A FR 394820A FR 394820D A FR394820D A FR 394820DA FR 394820 A FR394820 A FR 394820A
- Authority
- FR
- France
- Prior art keywords
- reflective surface
- images used
- receive images
- 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
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR394820T | 1908-10-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR394820A true FR394820A (en) | 1909-02-03 |
Family
ID=1440031
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR394820A Expired FR394820A (en) | 1908-10-01 | 1908-10-01 | Reflective surface to receive images used for cinematographic projections and others |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR394820A (en) |
-
1908
- 1908-10-01 FR FR394820A patent/FR394820A/en not_active Expired
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