FR924745A - Appareil de projection - Google Patents
Appareil de projectionInfo
- Publication number
- FR924745A FR924745A FR924745DA FR924745A FR 924745 A FR924745 A FR 924745A FR 924745D A FR924745D A FR 924745DA FR 924745 A FR924745 A FR 924745A
- Authority
- FR
- France
- Prior art keywords
- projection device
- projection
- 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
- G03B23/00—Devices for changing pictures in viewing apparatus or projectors
- G03B23/08—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier
- G03B23/12—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier linear strip carrier
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR924745T | 1946-03-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR924745A true FR924745A (fr) | 1947-08-13 |
Family
ID=9439556
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR924745D Expired FR924745A (fr) | 1946-03-04 | 1946-03-04 | Appareil de projection |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR924745A (fr) |
-
1946
- 1946-03-04 FR FR924745D patent/FR924745A/fr not_active Expired
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