bn:03102196n
Noun Named Entity
Categories: Science stubs, Atomic clocks, National Institute of Standards and Technology
EN
NIST-7
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NIST-7 was the atomic clock used by the United States from 1993 to 1999. Wikipedia
Definitions
Relations
Sources
EN
NIST-7 was the atomic clock used by the United States from 1993 to 1999. Wikipedia
Wikipedia
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Wikidata
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