FR1128189A - Lanterne de projection perfectionnée - Google Patents
Lanterne de projection perfectionnéeInfo
- Publication number
- FR1128189A FR1128189A FR1128189DA FR1128189A FR 1128189 A FR1128189 A FR 1128189A FR 1128189D A FR1128189D A FR 1128189DA FR 1128189 A FR1128189 A FR 1128189A
- Authority
- FR
- France
- Prior art keywords
- projection lantern
- advanced projection
- advanced
- lantern
- 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
- G03B23/08—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier
- G03B23/12—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier linear strip carrier
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1128189T | 1955-06-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1128189A true FR1128189A (fr) | 1957-01-03 |
Family
ID=9636146
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1128189D Expired FR1128189A (fr) | 1955-06-30 | 1955-06-30 | Lanterne de projection perfectionnée |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1128189A (fr) |
-
1955
- 1955-06-30 FR FR1128189D patent/FR1128189A/fr not_active Expired
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