Found in :
 http://medical.nema.org/dicom/2004/04_15PU.PDF

Unused till now :-( 
 

1.2.840.10008.15.0.3.1            dicomDeviceName
1.2.840.10008.15.0.3.2            dicomDescription
1.2.840.10008.15.0.3.3            dicomManufacturer
1.2.840.10008.15.0.3.4            dicomManufacturerModelName
1.2.840.10008.15.0.3.5            dicomSoftwareVersion
1.2.840.10008.15.0.3.6            dicomVendorData
1.2.840.10008.15.0.3.7            dicomAETitle
1.2.840.10008.15.0.3.8            dicomNetworkConnectionReference
1.2.840.10008.15.0.3.9            dicomApplicationCluster
1.2.840.10008.15.0.3.10           dicomAssociationInitiator
1.2.840.10008.15.0.3.11           dicomAssociationAcceptor
1.2.840.10008.15.0.3.12           dicomHostname
1.2.840.10008.15.0.3.13           dicomPort
1.2.840.10008.15.0.3.14           dicomSOPClass
1.2.840.10008.15.0.3.15           dicomTransferRole
1.2.840.10008.15.0.3.16           dicomTransferSyntax
1.2.840.10008.15.0.3.17           dicomPrimaryDeviceType
1.2.840.10008.15.0.3.18           dicomRelatedDeviceReference
1.2.840.10008.15.0.3.19           dicomPreferredCalledAETitle
1.2.840.10008.15.0.3.20           dicomTLSCyphersuite
1.2.840.10008.15.0.3.21           dicomAuthorizedNodeCertificateReference
1.2.840.10008.15.0.3.22           dicomThisNodeCertificateReference
1.2.840.10008.15.0.3.23           dicomInstalled
1.2.840.10008.15.0.3.24           dicomStationName
1.2.840.10008.15.0.3.25           dicomDeviceSerialNumber
1.2.840.10008.15.0.3.26           dicomInstitutionName
1.2.840.10008.15.0.3.27           dicomInstitutionAddress
1.2.840.10008.15.0.3.28           dicomInstitutionDepartmentName
1.2.840.10008.15.0.3.29           dicomIssuerOfPatientID
1.2.840.10008.15.0.3.30           dicomPreferredCallingAETitle
1.2.840.10008.15.0.3.31           dicomSupportedCharacterSet
1.2.840.10008.15.0.4.1            dicomConfigurationRoot
1.2.840.10008.15.0.4.2            dicomDevicesRoot
1.2.840.10008.15.0.4.3            dicomUniqueAETitlesRegistryRoot
1.2.840.10008.15.0.4.4            dicomDevice
1.2.840.10008.15.0.4.5            dicomNetworkAE
1.2.840.10008.15.0.4.6            dicomNetworkConnection
1.2.840.10008.15.0.4.7            dicomUniqueAETitle
1.2.840.10008.15.0.4.8            dicomTransferCapability