http://digilab.ptb.de/vocab/http://digilab.ptb.de/vocab/skos/66239VIML http://digilab.ptb.de/vocab/skos/66239 Kommunikationstechnik von Waagen BT http://digilab.ptb.de/vocab/skos/66239 Terms relating to conformity assessment (Normative) NT http://digilab.ptb.de/vocab/skos/66239 Software in legal metrology NT http://digilab.ptb.de/vocab/skos/66239 Construction and operation of measuring instruments NT http://digilab.ptb.de/vocab/skos/66239 Classification of measuring instruments NT http://digilab.ptb.de/vocab/skos/66239 Documents and marks within legal metrology NT http://digilab.ptb.de/vocab/skos/66239 Legal metrology activities NT http://digilab.ptb.de/vocab/skos/66239 Metrology and its legal aspects NT http://digilab.ptb.de/vocab/skos/66239 basic terms NT http://digilab.ptb.de/vocab/skos/66239 International Vocabulary of Legal Metrology UF