DK165892C - BACKLIGHT PROJECTION SCREEN CONSTRUCTION - Google Patents
BACKLIGHT PROJECTION SCREEN CONSTRUCTIONInfo
- Publication number
- DK165892C DK165892C DK144490A DK144490A DK165892C DK 165892 C DK165892 C DK 165892C DK 144490 A DK144490 A DK 144490A DK 144490 A DK144490 A DK 144490A DK 165892 C DK165892 C DK 165892C
- Authority
- DK
- Denmark
- Prior art keywords
- projection screen
- screen construction
- backlight projection
- backlight
- construction
- Prior art date
Links
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK144490A DK165892C (en) | 1990-06-13 | 1990-06-13 | BACKLIGHT PROJECTION SCREEN CONSTRUCTION |
JP3168791A JP3004399B2 (en) | 1990-06-13 | 1991-06-13 | Rear projection screen device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK144490 | 1990-06-13 | ||
DK144490A DK165892C (en) | 1990-06-13 | 1990-06-13 | BACKLIGHT PROJECTION SCREEN CONSTRUCTION |
Publications (4)
Publication Number | Publication Date |
---|---|
DK144490D0 DK144490D0 (en) | 1990-06-13 |
DK144490A DK144490A (en) | 1991-12-14 |
DK165892B DK165892B (en) | 1993-02-01 |
DK165892C true DK165892C (en) | 1993-06-28 |
Family
ID=8104898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK144490A DK165892C (en) | 1990-06-13 | 1990-06-13 | BACKLIGHT PROJECTION SCREEN CONSTRUCTION |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP3004399B2 (en) |
DK (1) | DK165892C (en) |
-
1990
- 1990-06-13 DK DK144490A patent/DK165892C/en not_active IP Right Cessation
-
1991
- 1991-06-13 JP JP3168791A patent/JP3004399B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DK144490D0 (en) | 1990-06-13 |
JPH04226444A (en) | 1992-08-17 |
DK165892B (en) | 1993-02-01 |
DK144490A (en) | 1991-12-14 |
JP3004399B2 (en) | 2000-01-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |