FR597951A - - Google Patents
Info
- Publication number
- FR597951A FR597951A FR597951DA FR597951A FR 597951 A FR597951 A FR 597951A FR 597951D A FR597951D A FR 597951DA FR 597951 A FR597951 A FR 597951A
- Authority
- FR
- France
- 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
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- 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
- G03B23/06—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 rotary movement
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
FR597951A true FR597951A (xx) | 1925-12-03 |
Family
ID=1540310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR597951D Expired FR597951A (xx) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR597951A (xx) |
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0
- FR FR597951D patent/FR597951A/fr not_active Expired