GB/T 19022.1-1994 Quality Assurance Requirements for Measuring Equipment Part 1: Metrological Confirmation System for Measuring Equipment (English Version)
2003GB/T 19022-2003 Measurement management systems-Requirements for measurement processes and measruing equipment
1994GB/T 19022.1-1994 Quality Assurance Requirements for Measuring Equipment Part 1: Metrological Confirmation System for Measuring Equipment
GB/T 19022.1-1994 Quality Assurance Requirements for Measuring Equipment Part 1: Metrological Confirmation System for Measuring Equipment was changed to GB/T 19022-2003 Measurement management systems-Requirements for measurement processes and measruing equipment.