FR2363808B1 - - Google Patents
Info
- Publication number
- FR2363808B1 FR2363808B1 FR7626881A FR7626881A FR2363808B1 FR 2363808 B1 FR2363808 B1 FR 2363808B1 FR 7626881 A FR7626881 A FR 7626881A FR 7626881 A FR7626881 A FR 7626881A FR 2363808 B1 FR2363808 B1 FR 2363808B1
- 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/02—Diaphragms
- G03B9/06—Two or more co-operating pivoted blades, e.g. iris type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Projection Apparatus (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7626881A FR2363808A1 (fr) | 1976-09-07 | 1976-09-07 | Modulateur de lumiere, notamment pour une machine de reproduction cinematographique |
| BE180624A BE858337A (fr) | 1976-09-07 | 1977-09-01 | Modulateur de lumiere, notamment pour une machine de reproduction cinematographique |
| ES462031A ES462031A1 (es) | 1976-09-07 | 1977-09-01 | Perfeccionamientos en los moduladores de luz. |
| IT956377A IT1089452B (it) | 1976-09-07 | 1977-09-05 | Modulatore di luce in specie per a mscchina di riproduzione cinemato un grafica |
| DE19772740084 DE2740084A1 (de) | 1976-09-07 | 1977-09-06 | Lichtsteuerungsvorrichtung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7626881A FR2363808A1 (fr) | 1976-09-07 | 1976-09-07 | Modulateur de lumiere, notamment pour une machine de reproduction cinematographique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2363808A1 FR2363808A1 (fr) | 1978-03-31 |
| FR2363808B1 true FR2363808B1 (online.php) | 1981-08-07 |
Family
ID=9177436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7626881A Granted FR2363808A1 (fr) | 1976-09-07 | 1976-09-07 | Modulateur de lumiere, notamment pour une machine de reproduction cinematographique |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE858337A (online.php) |
| DE (1) | DE2740084A1 (online.php) |
| ES (1) | ES462031A1 (online.php) |
| FR (1) | FR2363808A1 (online.php) |
| IT (1) | IT1089452B (online.php) |
-
1976
- 1976-09-07 FR FR7626881A patent/FR2363808A1/fr active Granted
-
1977
- 1977-09-01 ES ES462031A patent/ES462031A1/es not_active Expired
- 1977-09-01 BE BE180624A patent/BE858337A/xx unknown
- 1977-09-05 IT IT956377A patent/IT1089452B/it active
- 1977-09-06 DE DE19772740084 patent/DE2740084A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| ES462031A1 (es) | 1978-06-16 |
| DE2740084A1 (de) | 1978-03-16 |
| FR2363808A1 (fr) | 1978-03-31 |
| BE858337A (fr) | 1978-03-01 |
| IT1089452B (it) | 1985-06-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |