AU1505014B - Improvements in screens for projecting pictures - Google Patents
Improvements in screens for projecting picturesInfo
- Publication number
- AU1505014B AU1505014B AU15050/14A AU1505014A AU1505014B AU 1505014 B AU1505014 B AU 1505014B AU 15050/14 A AU15050/14 A AU 15050/14A AU 1505014 A AU1505014 A AU 1505014A AU 1505014 B AU1505014 B AU 1505014B
- Authority
- AU
- Australia
- Prior art keywords
- screens
- projecting pictures
- pictures
- projecting
- 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 - Fee Related
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)
- Overhead Projectors And Projection Screens (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB28,702/13 | 1913-12-12 | ||
| GB191328702T | 1913-12-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU1505014A AU1505014A (en) | 1914-12-14 |
| AU1505014B true AU1505014B (en) | 1916-03-21 |
Family
ID=32647119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU15050/14A Expired - Fee Related AU1505014B (en) | 1913-12-12 | 1914-12-11 | Improvements in screens for projecting pictures |
Country Status (2)
| Country | Link |
|---|---|
| AU (1) | AU1505014B (en) |
| GB (1) | GB191328702A (en) |
-
1913
- 1913-12-12 GB GB191328702D patent/GB191328702A/en not_active Expired
-
1914
- 1914-12-11 AU AU15050/14A patent/AU1505014B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| GB191328702A (en) | 1914-10-22 |
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