FR980393A - Holder for fixed projection device - Google Patents
Holder for fixed projection deviceInfo
- Publication number
- FR980393A FR980393A FR980393DA FR980393A FR 980393 A FR980393 A FR 980393A FR 980393D A FR980393D A FR 980393DA FR 980393 A FR980393 A FR 980393A
- Authority
- FR
- France
- Prior art keywords
- holder
- projection device
- fixed projection
- fixed
- 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
- G03B23/02—Devices for changing pictures in viewing apparatus or projectors in which a picture is removed from a stock and returned to the same stock or another one; Magazines therefor
- G03B23/04—Devices for changing pictures in viewing apparatus or projectors in which a picture is removed from a stock and returned to the same stock or another one; Magazines therefor with linear movement
- G03B23/048—Devices for changing pictures in viewing apparatus or projectors in which a picture is removed from a stock and returned to the same stock or another one; Magazines therefor with linear movement with horizontally sliding mechanism
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US980393XA | 1947-09-24 | 1947-09-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR980393A true FR980393A (en) | 1951-05-11 |
Family
ID=22266486
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR980393D Expired FR980393A (en) | 1947-09-24 | 1948-09-24 | Holder for fixed projection device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR980393A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE949528C (en) * | 1954-06-26 | 1956-09-20 | Anton Lang | Image changing device for image projectors or the like. |
DE1293474B (en) * | 1965-03-05 | 1969-04-24 | Besancenot Serge | Image changing device for a slide projector |
-
1948
- 1948-09-24 FR FR980393D patent/FR980393A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE949528C (en) * | 1954-06-26 | 1956-09-20 | Anton Lang | Image changing device for image projectors or the like. |
DE1293474B (en) * | 1965-03-05 | 1969-04-24 | Besancenot Serge | Image changing device for a slide projector |
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