FR2280915B3 - - Google Patents
Info
- Publication number
- FR2280915B3 FR2280915B3 FR7426614A FR7426614A FR2280915B3 FR 2280915 B3 FR2280915 B3 FR 2280915B3 FR 7426614 A FR7426614 A FR 7426614A FR 7426614 A FR7426614 A FR 7426614A FR 2280915 B3 FR2280915 B3 FR 2280915B3
- Authority
- FR
- France
- 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
-
- 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
- G03B1/24—Sprockets engaging holes in the film
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection-Type Copiers In General (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7426614A FR2280915A1 (fr) | 1974-07-31 | 1974-07-31 | Perfectionnements apportes aux dispositifs d'entrainement de film, notamment pour appareils de projection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7426614A FR2280915A1 (fr) | 1974-07-31 | 1974-07-31 | Perfectionnements apportes aux dispositifs d'entrainement de film, notamment pour appareils de projection |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2280915A1 FR2280915A1 (fr) | 1976-02-27 |
FR2280915B3 true FR2280915B3 (it) | 1977-06-03 |
Family
ID=9141940
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7426614A Granted FR2280915A1 (fr) | 1974-07-31 | 1974-07-31 | Perfectionnements apportes aux dispositifs d'entrainement de film, notamment pour appareils de projection |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2280915A1 (it) |
-
1974
- 1974-07-31 FR FR7426614A patent/FR2280915A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2280915A1 (fr) | 1976-02-27 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |