FR722251A - Devices for unwinding and listening or viewing sound and visual recordings on common or separate films - Google Patents
Devices for unwinding and listening or viewing sound and visual recordings on common or separate filmsInfo
- Publication number
- FR722251A FR722251A FR722251DA FR722251A FR 722251 A FR722251 A FR 722251A FR 722251D A FR722251D A FR 722251DA FR 722251 A FR722251 A FR 722251A
- Authority
- FR
- France
- Prior art keywords
- unwinding
- listening
- common
- devices
- separate films
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection-Type Copiers In General (AREA)
- Displays For Variable Information Using Movable Means (AREA)
- Fax Reproducing Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE389091X | 1930-09-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR722251A true FR722251A (en) | 1932-03-15 |
Family
ID=6371368
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR722251D Expired FR722251A (en) | 1930-09-02 | 1931-09-01 | Devices for unwinding and listening or viewing sound and visual recordings on common or separate films |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT130775B (en) |
FR (1) | FR722251A (en) |
GB (1) | GB389091A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3362771A (en) * | 1965-05-12 | 1968-01-09 | Navy Usa | Multi-purpose sound-on-film and/or tape motion picture projector |
-
1931
- 1931-09-01 FR FR722251D patent/FR722251A/en not_active Expired
- 1931-09-01 AT AT130775D patent/AT130775B/en active
- 1931-09-02 GB GB24695/31A patent/GB389091A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3362771A (en) * | 1965-05-12 | 1968-01-09 | Navy Usa | Multi-purpose sound-on-film and/or tape motion picture projector |
Also Published As
Publication number | Publication date |
---|---|
GB389091A (en) | 1933-03-02 |
AT130775B (en) | 1932-12-10 |
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