BE354429A - - Google Patents
Info
- Publication number
- BE354429A BE354429A BE354429DA BE354429A BE 354429 A BE354429 A BE 354429A BE 354429D A BE354429D A BE 354429DA BE 354429 A BE354429 A BE 354429A
- Authority
- BE
- Belgium
- Prior art keywords
- film
- guide
- projection
- shutter
- window
- Prior art date
Links
- 210000000078 claw Anatomy 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection-Type Copiers In General (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE354429A true BE354429A (enrdf_load_stackoverflow) |
Family
ID=28856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE354429D BE354429A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE354429A (enrdf_load_stackoverflow) |
-
0
- BE BE354429D patent/BE354429A/fr unknown
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