FR892440A - Photo projector with automatic image change device - Google Patents
Photo projector with automatic image change deviceInfo
- Publication number
- FR892440A FR892440A FR892440DA FR892440A FR 892440 A FR892440 A FR 892440A FR 892440D A FR892440D A FR 892440DA FR 892440 A FR892440 A FR 892440A
- Authority
- FR
- France
- Prior art keywords
- change device
- image change
- automatic image
- photo projector
- projector
- 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
- G03B23/08—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier
- G03B23/10—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier drum or disc carrier
- G03B23/105—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier drum or disc carrier disc carriers
-
- 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
- G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
- G03B31/06—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is associated with successively-shown still pictures
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE892440X | 1942-03-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR892440A true FR892440A (en) | 1944-04-06 |
Family
ID=6846315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR892440D Expired FR892440A (en) | 1942-03-18 | 1943-03-17 | Photo projector with automatic image change device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR892440A (en) |
-
1943
- 1943-03-17 FR FR892440D patent/FR892440A/en not_active Expired
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