FR644324A - Appareil de projection cinématographique - Google Patents
Appareil de projection cinématographiqueInfo
- Publication number
- FR644324A FR644324A FR644324DA FR644324A FR 644324 A FR644324 A FR 644324A FR 644324D A FR644324D A FR 644324DA FR 644324 A FR644324 A FR 644324A
- Authority
- FR
- France
- Prior art keywords
- projection device
- cinematographic projection
- cinematographic
- projection
- 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
-
- 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
- G03B21/43—Driving mechanisms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE644324X | 1927-02-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR644324A true FR644324A (fr) | 1928-10-05 |
Family
ID=6580519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR644324D Expired FR644324A (fr) | 1927-02-07 | 1927-11-21 | Appareil de projection cinématographique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR644324A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2441829A (en) * | 1945-08-06 | 1948-05-18 | W W Boes Company | Film viewing apparatus |
-
1927
- 1927-11-21 FR FR644324D patent/FR644324A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2441829A (en) * | 1945-08-06 | 1948-05-18 | W W Boes Company | Film viewing apparatus |
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