FR748988A - Perfectionnements aux appareils cinématographiques - Google Patents
Perfectionnements aux appareils cinématographiquesInfo
- Publication number
- FR748988A FR748988A FR748988DA FR748988A FR 748988 A FR748988 A FR 748988A FR 748988D A FR748988D A FR 748988DA FR 748988 A FR748988 A FR 748988A
- Authority
- FR
- France
- Prior art keywords
- cinematographic
- devices
- cinematographic devices
- 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
- G03B1/00—Film strip handling
- G03B1/18—Moving film strip by means which act on the film between the ends thereof
- G03B1/20—Acting means
- G03B1/22—Claws or pins engaging holes in the film
-
- 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 |
---|---|---|---|
GB748988X | 1932-01-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR748988A true FR748988A (fr) | 1933-07-13 |
Family
ID=10496176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR748988D Expired FR748988A (fr) | 1932-01-21 | 1933-01-12 | Perfectionnements aux appareils cinématographiques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR748988A (fr) |
-
1933
- 1933-01-12 FR FR748988D patent/FR748988A/fr not_active Expired
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