Namespace Xbim.Ifc2x3.Kernel Classes IfcActor IfcControl IfcGroup IfcObject IfcObjectDefinition IfcProcess IfcProduct IfcProject IfcPropertyDefinition IfcPropertySet IfcPropertySetDefinition IfcProxy IfcRelAggregates IfcRelAssigns IfcRelAssignsToActor IfcRelAssignsToControl IfcRelAssignsToGroup IfcRelAssignsToProcess IfcRelAssignsToProduct IfcRelAssignsToResource IfcRelAssociates IfcRelAssociatesClassification IfcRelAssociatesDocument IfcRelAssociatesLibrary IfcRelationship IfcRelConnects IfcRelDecomposes IfcRelDefines IfcRelDefinesByProperties IfcRelDefinesByType IfcRelNests IfcRelOverridesProperties IfcRelSequence IfcResource IfcRoot IfcTypeObject IfcTypeProduct Enums IfcObject.IfcObjectClause IfcObjectTypeEnum IfcProduct.IfcProductClause IfcProject.IfcProjectClause IfcPropertySet.IfcPropertySetClause IfcProxy.IfcProxyClause IfcRelAssigns.IfcRelAssignsClause IfcRelAssignsToActor.IfcRelAssignsToActorClause IfcRelAssignsToControl.IfcRelAssignsToControlClause IfcRelAssignsToGroup.IfcRelAssignsToGroupClause IfcRelAssignsToProcess.IfcRelAssignsToProcessClause IfcRelAssignsToProduct.IfcRelAssignsToProductClause IfcRelAssignsToResource.IfcRelAssignsToResourceClause IfcRelAssociates.IfcRelAssociatesClause IfcRelDecomposes.IfcRelDecomposesClause IfcRelNests.IfcRelNestsClause IfcRelOverridesProperties.IfcRelOverridesPropertiesClause IfcRelSequence.IfcRelSequenceClause IfcSequenceEnum IfcTypeObject.IfcTypeObjectClause IfcTypeProduct.IfcTypeProductClause XbimQuantityTypeEnum