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IEEE Standard Definitions of Physical Quantities for Fundamental Frequency and Time Metrology
STANDARD published on 28.4.1989
Designation standards: IEEE 1139-1988
Note: WITHDRAWN
Publication date standards: 28.4.1989
SKU: NS-415481
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Category: Technical standards IEEE
Latest update: 2026-06-11 (Number of items: 2 281 927)
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