GB2233020B - A window - Google Patents

A window

Info

Publication number
GB2233020B
GB2233020B GB8913850A GB8913850A GB2233020B GB 2233020 B GB2233020 B GB 2233020B GB 8913850 A GB8913850 A GB 8913850A GB 8913850 A GB8913850 A GB 8913850A GB 2233020 B GB2233020 B GB 2233020B
Authority
GB
United Kingdom
Prior art keywords
window
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
Application number
GB8913850A
Other versions
GB2233020A (en
GB8913850D0 (en
Inventor
David Lance Williams
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB8913850A priority Critical patent/GB2233020B/en
Publication of GB8913850D0 publication Critical patent/GB8913850D0/en
Publication of GB2233020A publication Critical patent/GB2233020A/en
Application granted granted Critical
Publication of GB2233020B publication Critical patent/GB2233020B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/281—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for attenuating light intensity, e.g. comprising rotatable polarising elements
GB8913850A 1989-06-16 1989-06-16 A window Expired - Fee Related GB2233020B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8913850A GB2233020B (en) 1989-06-16 1989-06-16 A window

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8913850A GB2233020B (en) 1989-06-16 1989-06-16 A window

Publications (3)

Publication Number Publication Date
GB8913850D0 GB8913850D0 (en) 1989-08-02
GB2233020A GB2233020A (en) 1991-01-02
GB2233020B true GB2233020B (en) 1994-06-15

Family

ID=10658537

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8913850A Expired - Fee Related GB2233020B (en) 1989-06-16 1989-06-16 A window

Country Status (1)

Country Link
GB (1) GB2233020B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5739296A (en) 1993-05-21 1998-04-14 Russian Technology Group Method and materials for thermostable and lightfast dichroic light polarizers

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2336616B (en) * 1998-04-21 2002-02-27 Pharmaceutical Biotechnology S Improvements in viewing panels for doors and the like

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3669526A (en) * 1969-09-02 1972-06-13 Alvin Weiss Automatic electric self-synchronizing polarizing windows
GB2068442A (en) * 1980-01-29 1981-08-12 Bfg Glassgroup Window assembly
EP0150667A2 (en) * 1983-11-25 1985-08-07 Collinucci, Luigi Vitreous article with variable light transmission
US4579462A (en) * 1985-05-20 1986-04-01 Trans-Met Engineering, Inc. Dew point measuring apparatus
GB2199360A (en) * 1987-01-02 1988-07-06 Flachglas Ag Multiple sheet insulating glass for cold storage chambers

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3669526A (en) * 1969-09-02 1972-06-13 Alvin Weiss Automatic electric self-synchronizing polarizing windows
GB2068442A (en) * 1980-01-29 1981-08-12 Bfg Glassgroup Window assembly
EP0150667A2 (en) * 1983-11-25 1985-08-07 Collinucci, Luigi Vitreous article with variable light transmission
US4579462A (en) * 1985-05-20 1986-04-01 Trans-Met Engineering, Inc. Dew point measuring apparatus
GB2199360A (en) * 1987-01-02 1988-07-06 Flachglas Ag Multiple sheet insulating glass for cold storage chambers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5739296A (en) 1993-05-21 1998-04-14 Russian Technology Group Method and materials for thermostable and lightfast dichroic light polarizers
US6174394B1 (en) 1993-05-21 2001-01-16 Optiva, Inc. Method for thermostable and lightfast dichroic light polarizers

Also Published As

Publication number Publication date
GB2233020A (en) 1991-01-02
GB8913850D0 (en) 1989-08-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020616