FR771582A - Device for endlessly unwinding a film on a cinema device - Google Patents
Device for endlessly unwinding a film on a cinema deviceInfo
- Publication number
- FR771582A FR771582A FR771582DA FR771582A FR 771582 A FR771582 A FR 771582A FR 771582D A FR771582D A FR 771582DA FR 771582 A FR771582 A FR 771582A
- Authority
- FR
- France
- Prior art keywords
- endlessly
- unwinding
- film
- cinema
- cinema device
- 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
- G03B21/32—Details specially adapted for motion-picture projection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR771582T | 1934-03-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR771582A true FR771582A (en) | 1934-10-12 |
Family
ID=9191203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR771582D Expired FR771582A (en) | 1934-03-16 | 1934-03-16 | Device for endlessly unwinding a film on a cinema device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR771582A (en) |
-
1934
- 1934-03-16 FR FR771582D patent/FR771582A/en not_active Expired
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