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 ruleQuantity Nutzung des refType in dcc:quantity. Use the refType in dcc:quantity. 2023-08-16 Created Edited rule name from dccElementRule1 to ruleQuantity 2023-08-16 14:37:142023-09-18 05:17:16