FR1128035A - cinema screen - Google Patents
cinema screenInfo
- Publication number
- FR1128035A FR1128035A FR1128035DA FR1128035A FR 1128035 A FR1128035 A FR 1128035A FR 1128035D A FR1128035D A FR 1128035DA FR 1128035 A FR1128035 A FR 1128035A
- Authority
- FR
- France
- Prior art keywords
- cinema screen
- cinema
- 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
- G03B21/606—Projection screens characterised by the nature of the surface for relief projection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1128035T | 1955-06-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1128035A true FR1128035A (en) | 1957-01-02 |
Family
ID=9635992
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1128035D Expired FR1128035A (en) | 1955-06-20 | 1955-06-20 | cinema screen |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1128035A (en) |
-
1955
- 1955-06-20 FR FR1128035D patent/FR1128035A/en not_active Expired
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