FR1192031A - Cinematographic screen - Google Patents
Cinematographic screenInfo
- Publication number
- FR1192031A FR1192031A FR1192031DA FR1192031A FR 1192031 A FR1192031 A FR 1192031A FR 1192031D A FR1192031D A FR 1192031DA FR 1192031 A FR1192031 A FR 1192031A
- Authority
- FR
- France
- Prior art keywords
- cinematographic
- screen
- cinematographic screen
- 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 |
---|---|---|---|
GB1192031X | 1957-03-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1192031A true FR1192031A (en) | 1959-10-23 |
Family
ID=10881205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1192031D Expired FR1192031A (en) | 1957-03-01 | 1958-02-27 | Cinematographic screen |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1192031A (en) |
-
1958
- 1958-02-27 FR FR1192031D patent/FR1192031A/en not_active Expired
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