214 resultados para Radar air traffic control systems


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Preprint of IRF report, issued June 1977.

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Mode of access: Internet.

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Transportation Department, Office of University Research, Washington, D.C.

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Federal Highway Administration, Office of Implementation, Washington, D.C.

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Federal Highway Administration, Office of Research, Washington, D.C.

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Federal Highway Administration, Office of Research, Washington, D.C.

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Federal Highway Administration, Office of Research, Washington, D.C.

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Federal Highway Administration, Office of Research, Washington, D.C.

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Texas State Department of Highways and Public Transportation, Transportation Planning Division, Austin

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Federal Highway Administration, Office of Research, Washington, D.C.

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"September 1988."

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Texas Department of Transportation, Austin

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"January 1980."

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Federal Highway Administration, Office of Enforcement and Emergency Services, Washington, D.C.