DE1070021B - - Google Patents
Info
- Publication number
- DE1070021B DE1070021B DENDAT1070021D DE1070021DA DE1070021B DE 1070021 B DE1070021 B DE 1070021B DE NDAT1070021 D DENDAT1070021 D DE NDAT1070021D DE 1070021D A DE1070021D A DE 1070021DA DE 1070021 B DE1070021 B DE 1070021B
- Authority
- DE
- Germany
- 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.)
- Pending
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
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1070021B true DE1070021B (is) | 1900-01-01 |
Family
ID=595010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT1070021D Pending DE1070021B (is) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE1070021B (is) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1178698B (de) * | 1962-05-02 | 1964-09-24 | Karl Lennart Erling Cednaes Di | Projektionsvorrichtung zum gleichzeitigen Projizieren zweier Filmbilder |
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0
- DE DENDAT1070021D patent/DE1070021B/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1178698B (de) * | 1962-05-02 | 1964-09-24 | Karl Lennart Erling Cednaes Di | Projektionsvorrichtung zum gleichzeitigen Projizieren zweier Filmbilder |