FR954892A - - Google Patents
Info
- Publication number
- FR954892A FR954892A FR954892DA FR954892A FR 954892 A FR954892 A FR 954892A FR 954892D A FR954892D A FR 954892DA FR 954892 A FR954892 A FR 954892A
- 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
- G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR954892A true FR954892A (en) | 1950-01-06 |
Family
ID=1557721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR954892D Expired FR954892A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR954892A (en) |
-
0
- FR FR954892D patent/FR954892A/fr not_active Expired