Metrology Database German Calibration Service (DKD) Thomas Krah, Daniel Hutzschenreuter, Benjamin Gloger, Muhammed-Ali Demir, Moritz Jordan Deutscher Kalibrierdienst (German Calibration Service) metrology, reference types, digital calibration certificate, certificate of conformity 2023-06-19 2026-04-10 06:58:36 en-US refTypeDCCUsageRule It is a rule defining for which element types of a Digital Calibration Certificate (DCC) a refType can be used. 2023-08-16 Created 2023-08-16 14:34:21