FR940913A - Cinematographic device for sound film - Google Patents
Cinematographic device for sound filmInfo
- Publication number
- FR940913A FR940913A FR940913DA FR940913A FR 940913 A FR940913 A FR 940913A FR 940913D A FR940913D A FR 940913DA FR 940913 A FR940913 A FR 940913A
- Authority
- FR
- France
- Prior art keywords
- sound film
- cinematographic
- cinematographic device
- sound
- film
- 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
- G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US940913XA | 1939-05-19 | 1939-05-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR940913A true FR940913A (en) | 1948-12-28 |
Family
ID=22242848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR940913D Expired FR940913A (en) | 1939-05-19 | 1945-08-04 | Cinematographic device for sound film |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR940913A (en) |
-
1945
- 1945-08-04 FR FR940913D patent/FR940913A/en not_active Expired
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