FR44116E - - Google Patents
Info
- Publication number
- FR44116E FR44116E FR44116DA FR44116E FR 44116 E FR44116 E FR 44116E FR 44116D A FR44116D A FR 44116DA FR 44116 E FR44116 E FR 44116E
- 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 |
|---|---|
| FR44116E true FR44116E (fr) | 1934-10-16 |
Family
ID=1363069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR44116D Expired FR44116E (fr) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR44116E (fr) |
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0
- FR FR44116D patent/FR44116E/fr not_active Expired