http://digilab.ptb.de/vocab/http://digilab.ptb.de/vocab/skos/66271type approval http://digilab.ptb.de/vocab/skos/66271 Type Approval Certificate RT http://digilab.ptb.de/vocab/skos/66271 type evaluation RT http://digilab.ptb.de/vocab/skos/66271 legal control of measuring instruments RT http://digilab.ptb.de/vocab/skos/66271 metrological authority RT http://digilab.ptb.de/vocab/skos/66271 measuring instrument acceptable for verification RT http://digilab.ptb.de/vocab/skos/66271 marking RT http://digilab.ptb.de/vocab/skos/66271 withdrawal of a type approval RT http://digilab.ptb.de/vocab/skos/66271 measuring instrument RT http://digilab.ptb.de/vocab/skos/66271 Legal metrology activities BT