BE493557A - - Google Patents
Info
- Publication number
- BE493557A BE493557A BE493557DA BE493557A BE 493557 A BE493557 A BE 493557A BE 493557D A BE493557D A BE 493557DA BE 493557 A BE493557 A BE 493557A
- Authority
- BE
- Belgium
- Prior art keywords
- disc
- shutter
- images
- image carrier
- image
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 1
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
- G03B21/14—Details
- G03B21/32—Details specially adapted for motion-picture projection
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Toys (AREA)
- Displays For Variable Information Using Movable Means (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE493557A true BE493557A (enExample) |
Family
ID=137529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE493557D BE493557A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE493557A (enExample) |
-
0
- BE BE493557D patent/BE493557A/fr unknown
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