NL7700311A - DEVICE FOR VISIBLE INDICATION OF THE APPROACH SLOPE. - Google Patents

DEVICE FOR VISIBLE INDICATION OF THE APPROACH SLOPE.

Info

Publication number
NL7700311A
NL7700311A NL7700311A NL7700311A NL7700311A NL 7700311 A NL7700311 A NL 7700311A NL 7700311 A NL7700311 A NL 7700311A NL 7700311 A NL7700311 A NL 7700311A NL 7700311 A NL7700311 A NL 7700311A
Authority
NL
Netherlands
Prior art keywords
visible indication
approach slope
slope
approach
indication
Prior art date
Application number
NL7700311A
Other languages
Dutch (nl)
Original Assignee
Backer Adrien Sa
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
Priority claimed from BE163583A external-priority patent/BE837656A/en
Application filed by Backer Adrien Sa filed Critical Backer Adrien Sa
Publication of NL7700311A publication Critical patent/NL7700311A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F1/00—Ground or aircraft-carrier-deck installations
    • B64F1/18—Visual or acoustic landing aids

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Traffic Control Systems (AREA)
NL7700311A 1976-01-16 1977-01-13 DEVICE FOR VISIBLE INDICATION OF THE APPROACH SLOPE. NL7700311A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE163583A BE837656A (en) 1976-01-16 1976-01-16 VISUAL APPROACH SLOPE INDICATOR

Publications (1)

Publication Number Publication Date
NL7700311A true NL7700311A (en) 1977-07-19

Family

ID=3842841

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7700311A NL7700311A (en) 1976-01-16 1977-01-13 DEVICE FOR VISIBLE INDICATION OF THE APPROACH SLOPE.

Country Status (4)

Country Link
FI (1) FI770100A (en)
FR (1) FR2338188A1 (en)
NL (1) NL7700311A (en)
SU (1) SU648072A3 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2991743A (en) * 1957-07-25 1961-07-11 Burroughs Corp Optical device for image display
GB948541A (en) * 1961-12-22 1964-02-05 Gen Electric Co Ltd Improvements in or relating to visual position-indicating arrangements
US3191146A (en) * 1962-03-26 1965-06-22 Reginald F Mitchell Visual landing aid for airplanes
US3465285A (en) * 1967-04-05 1969-09-02 Us Air Force Vehicle approach direction indicating apparatus

Also Published As

Publication number Publication date
FR2338188A1 (en) 1977-08-12
FI770100A (en) 1977-07-17
SU648072A3 (en) 1979-02-15

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Legal Events

Date Code Title Description
BV The patent application has lapsed