FR2328216B1 - - Google Patents
Info
- Publication number
- FR2328216B1 FR2328216B1 FR7531220A FR7531220A FR2328216B1 FR 2328216 B1 FR2328216 B1 FR 2328216B1 FR 7531220 A FR7531220 A FR 7531220A FR 7531220 A FR7531220 A FR 7531220A FR 2328216 B1 FR2328216 B1 FR 2328216B1
- 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/001—Slide projectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Stereoscopic And Panoramic Photography (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7531220A FR2328216A1 (fr) | 1975-10-13 | 1975-10-13 | Systeme de projection enveloppante |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7531220A FR2328216A1 (fr) | 1975-10-13 | 1975-10-13 | Systeme de projection enveloppante |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2328216A1 FR2328216A1 (fr) | 1977-05-13 |
| FR2328216B1 true FR2328216B1 (OSRAM) | 1979-04-27 |
Family
ID=9161109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7531220A Granted FR2328216A1 (fr) | 1975-10-13 | 1975-10-13 | Systeme de projection enveloppante |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2328216A1 (OSRAM) |
-
1975
- 1975-10-13 FR FR7531220A patent/FR2328216A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2328216A1 (fr) | 1977-05-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |