INTERNATIONAL ORGANIZATION OF LEGAL METROLOGY(OIML)

摘要

The Weights and Measures Division of the National Institute of Standards and Technology (NIST) is responsible for coordinating U.S. participation in OIML and other international legal metrology organizations. Learn more about OIML at the OIML website at and the NIST website at on the Internet. Dr. Charles Ehrlich, Group Leader, can be contacted at or at 301-975-4834. TC3/SC1 Pattern Approval and Evaluation The subcommittee has approved the U.S. proposal for a combined revision of OIML D19 and D20 into a single document "Principles of metrological control of measuring instruments: type approval and verification." Key elements of 01ML D3 "Legal Qualification of Measuring Instruments." R34 "Accuracy Classes of Measuring Instruments," and R42 "Metal Stamps for Verification Officers" will also be incorporated.