GB1557183A - Visibility monitoring apparatus for airfields - Google Patents

Visibility monitoring apparatus for airfields

Info

Publication number
GB1557183A
GB1557183A GB4794475A GB4794475A GB1557183A GB 1557183 A GB1557183 A GB 1557183A GB 4794475 A GB4794475 A GB 4794475A GB 4794475 A GB4794475 A GB 4794475A GB 1557183 A GB1557183 A GB 1557183A
Authority
GB
United Kingdom
Prior art keywords
airfields
monitoring apparatus
visibility monitoring
visibility
monitoring
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
Application number
GB4794475A
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.)
CIVIL AVIAT AUTHORITY
Original Assignee
CIVIL AVIAT AUTHORITY
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 CIVIL AVIAT AUTHORITY filed Critical CIVIL AVIAT AUTHORITY
Priority to GB4794475A priority Critical patent/GB1557183A/en
Publication of GB1557183A publication Critical patent/GB1557183A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01W—METEOROLOGY
    • G01W1/00—Meteorology
    • G01W1/02—Instruments for indicating weather conditions by measuring two or more variables, e.g. humidity, pressure, temperature, cloud cover or wind speed

Landscapes

  • Environmental & Geological Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental Sciences (AREA)
GB4794475A 1975-11-21 1975-11-21 Visibility monitoring apparatus for airfields Expired GB1557183A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4794475A GB1557183A (en) 1975-11-21 1975-11-21 Visibility monitoring apparatus for airfields

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4794475A GB1557183A (en) 1975-11-21 1975-11-21 Visibility monitoring apparatus for airfields

Publications (1)

Publication Number Publication Date
GB1557183A true GB1557183A (en) 1979-12-05

Family

ID=10446807

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4794475A Expired GB1557183A (en) 1975-11-21 1975-11-21 Visibility monitoring apparatus for airfields

Country Status (1)

Country Link
GB (1) GB1557183A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2261536A (en) * 1991-11-12 1993-05-19 Norm Pacific Automat Corp Automatic weather forecasting device
US6597990B2 (en) 1997-02-13 2003-07-22 Anthony Brown Severe weather detector and alarm

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2261536A (en) * 1991-11-12 1993-05-19 Norm Pacific Automat Corp Automatic weather forecasting device
GB2261536B (en) * 1991-11-12 1995-03-15 Norm Pacific Automat Corp Automatic weather forecasting device
US6597990B2 (en) 1997-02-13 2003-07-22 Anthony Brown Severe weather detector and alarm
USRE43903E1 (en) 1997-02-13 2013-01-01 Richmond Ip Holdings, Llc Severe weather detector and alarm
USRE45514E1 (en) 1997-02-13 2015-05-12 La Crosse Technology Ip Holdings, Llc Severe weather detector and alarm

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Legal Events

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

Effective date: 19940214