BE631123A - - Google Patents
Info
- Publication number
- BE631123A BE631123A BE631123DA BE631123A BE 631123 A BE631123 A BE 631123A BE 631123D A BE631123D A BE 631123DA BE 631123 A BE631123 A BE 631123A
- Authority
- BE
- Belgium
- Prior art keywords
- slide
- frame
- projector
- rack
- vertical
- Prior art date
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
- G03B23/02—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor
- G03B23/04—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor with linear movement
- G03B23/048—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor with linear movement with horizontally sliding mechanism
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE631123A true BE631123A (en:Method) |
Family
ID=199761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE631123D BE631123A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE631123A (en:Method) |
-
0
- BE BE631123D patent/BE631123A/fr unknown
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