DK165892C - BACKLIGHT PROJECTION SCREEN CONSTRUCTION - Google Patents

BACKLIGHT PROJECTION SCREEN CONSTRUCTION

Info

Publication number: DK165892C
Authority: DK; Denmark
Prior art keywords: projection screen; screen construction; backlight projection; backlight; construction
Prior art date: 1990-06-13

Application number

DK144490A

Other languages

Danish (da)

Other versions

DK144490A (en

DK144490D0 (en

DK165892B (en

Inventor

Erik Clausen

Johannes Clausen

Original Assignee

Dainippon Printing Co Ltd

Priority date (The priority date 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 date listed.)

1990-06-13

Filing date

1990-06-13

Publication date

1993-06-28

1990-06-13 Application filed by Dainippon Printing Co Ltd filed Critical Dainippon Printing Co Ltd

1990-06-13 Priority to DK144490A priority Critical patent/DK165892C/en

1990-06-13 Publication of DK144490D0 publication Critical patent/DK144490D0/en

1991-06-13 Priority to JP3168791A priority patent/JP3004399B2/en

1991-12-14 Publication of DK144490A publication Critical patent/DK144490A/en

1993-02-01 Publication of DK165892B publication Critical patent/DK165892B/en

1993-06-28 Application granted granted Critical

1993-06-28 Publication of DK165892C publication Critical patent/DK165892C/en

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
JP3004399B2 (en)	2000-01-31
DK144490A (en)	1991-12-14
DK144490D0 (en)	1990-06-13
JPH04226444A (en)	1992-08-17
DK165892B (en)	1993-02-01

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Legal Events

Date	Code	Title	Description
2001-03-05	PBP	Patent lapsed