873 resultados para National Measurement System for Time and Frequency.
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Final report, January 1979.
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"September 1994."
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"August 1999."
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Mode of access: Internet.
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Mode of access: Internet.
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National Highway Traffic Safety Administration, Washington, D.C.
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Mode of access: Internet.
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"Supported in part by National Science Foundation under Grant No. NSF-GP-7634."
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Cover title.
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Mode of access: Internet.
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Mode of access: Internet.
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Issued June 1980.
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"1000.27, appendix 2."
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Shipping list no.: 93-0509-P.
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Annual.