GB2221945B - Security viewing device - Google Patents

Security viewing device

Info

Publication number
GB2221945B
GB2221945B GB8911434A GB8911434A GB2221945B GB 2221945 B GB2221945 B GB 2221945B GB 8911434 A GB8911434 A GB 8911434A GB 8911434 A GB8911434 A GB 8911434A GB 2221945 B GB2221945 B GB 2221945B
Authority
GB
United Kingdom
Prior art keywords
viewing device
security viewing
security
viewing
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 - Lifetime
Application number
GB8911434A
Other versions
GB8911434D0 (en
GB2221945A (en
Inventor
John Urquhart
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
Publication of GB8911434D0 publication Critical patent/GB8911434D0/en
Publication of GB2221945A publication Critical patent/GB2221945A/en
Application granted granted Critical
Publication of GB2221945B publication Critical patent/GB2221945B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
    • E06B7/30—Peep-holes; Devices for speaking through; Doors having windows

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Special Wing (AREA)
GB8911434A 1988-08-16 1989-05-18 Security viewing device Expired - Lifetime GB2221945B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888819448A GB8819448D0 (en) 1988-08-16 1988-08-16 Security viewing devices

Publications (3)

Publication Number Publication Date
GB8911434D0 GB8911434D0 (en) 1989-07-05
GB2221945A GB2221945A (en) 1990-02-21
GB2221945B true GB2221945B (en) 1992-01-08

Family

ID=10642205

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888819448A Pending GB8819448D0 (en) 1988-08-16 1988-08-16 Security viewing devices
GB8911434A Expired - Lifetime GB2221945B (en) 1988-08-16 1989-05-18 Security viewing device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB888819448A Pending GB8819448D0 (en) 1988-08-16 1988-08-16 Security viewing devices

Country Status (2)

Country Link
AU (1) AU3710789A (en)
GB (2) GB8819448D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2373810A (en) * 2001-03-24 2002-10-02 Diane Rushbrook Security apparatus
US20240125169A1 (en) * 2022-10-17 2024-04-18 Guest Precision Machining, Inc. Privacy-security device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB384512A (en) * 1932-03-21 1932-12-08 Paul Hofer Door insert arranged to be opened and provided with an observation slot and name plat
GB415151A (en) * 1933-02-28 1934-08-23 Vincent Stanley Leigh Improvements in or relating to grilles for doors and the like
GB2115865A (en) * 1982-02-19 1983-09-14 Wilfred Gwyn Weeks Peep hole for a door

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB384512A (en) * 1932-03-21 1932-12-08 Paul Hofer Door insert arranged to be opened and provided with an observation slot and name plat
GB415151A (en) * 1933-02-28 1934-08-23 Vincent Stanley Leigh Improvements in or relating to grilles for doors and the like
GB2115865A (en) * 1982-02-19 1983-09-14 Wilfred Gwyn Weeks Peep hole for a door

Also Published As

Publication number Publication date
GB8819448D0 (en) 1988-09-21
GB8911434D0 (en) 1989-07-05
GB2221945A (en) 1990-02-21
AU3710789A (en) 1990-02-22

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Legal Events

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

Effective date: 19930518