FR831065A - Appareil de projection diascopique - Google Patents
Appareil de projection diascopiqueInfo
- Publication number
- FR831065A FR831065A FR831065DA FR831065A FR 831065 A FR831065 A FR 831065A FR 831065D A FR831065D A FR 831065DA FR 831065 A FR831065 A FR 831065A
- Authority
- FR
- France
- Prior art keywords
- projection device
- diascopic
- diascopic projection
- 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/06—Projectors or projection-type viewers; Accessories therefor affording only episcopic projection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU831065X | 1936-12-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR831065A true FR831065A (fr) | 1938-08-22 |
Family
ID=19733905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR831065D Expired FR831065A (fr) | 1936-12-22 | 1937-12-20 | Appareil de projection diascopique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR831065A (fr) |
-
1937
- 1937-12-20 FR FR831065D patent/FR831065A/fr not_active Expired
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