You can use this tool to query WMI using raw SQL form.
c:\>wmiq "select * from win32_bios"
[ Handy WMI query tool ]
by somma
fixbrain@gmail.com
query=select * from win32_bios
property name=BiosCharacteristics, type=uint16, value=unknwon type (vt=0x2003)
property name=BIOSVersion, type=string, value=unknwon type (vt=0x2008)
property name=BuildNumber, type=string, value=NULL
property name=Caption, type=string, value=0401
property name=CodeSet, type=string, value=NULL
property name=CurrentLanguage, type=string, value=en|US|iso8859-1
property name=Description, type=string, value=0401
property name=EmbeddedControllerMajorVersion, type=uint8, value=0xff
property name=EmbeddedControllerMinorVersion, type=uint8, value=0xff
property name=IdentificationCode, type=string, value=NULL
property name=InstallableLanguages, type=uint16, value=0x8
property name=InstallDate, type=datetime, value=NULL
property name=LanguageEdition, type=string, value=NULL
property name=ListOfLanguages, type=string, value=unknwon type (vt=0x2008)
property name=Manufacturer, type=string, value=American Megatrends Inc.
property name=Name, type=string, value=0401
property name=OtherTargetOS, type=string, value=NULL
property name=PrimaryBIOS, type=boolean, value=unknwon type (vt=0xb)
property name=ReleaseDate, type=datetime, value=20150714000000.000000+000
property name=SerialNumber, type=string, value=System Serial Number
property name=SMBIOSBIOSVersion, type=string, value=0401
property name=SMBIOSMajorVersion, type=uint16, value=0x3
property name=SMBIOSMinorVersion, type=uint16, value=0x0
property name=SMBIOSPresent, type=boolean, value=unknwon type (vt=0xb)
property name=SoftwareElementID, type=string, value=0401
property name=SoftwareElementState, type=uint16, value=0x3
property name=Status, type=string, value=OK
property name=SystemBiosMajorVersion, type=uint8, value=0x5
property name=SystemBiosMinorVersion, type=uint8, value=0xb
property name=TargetOperatingSystem, type=uint16, value=0x0
property name=Version, type=string, value=ALASKA - 1072009
c:\work.wmiq\out\x86_debug>wmiq "SELECT Index, PNPDeviceID, SerialNumber FROM Win32_DiskDrive"
[ Handy WMI query tool ]
by somma
fixbrain@gmail.com
query=SELECT Index, PNPDeviceID, SerialNumber FROM Win32_DiskDrive
property name=Index, type=uint32, value=0x0
property name=PNPDeviceID, type=string, value=SCSI\DISK&VEN_INTEL&PROD_RAID_0_VOLUME\4&27617201&0&000100
property name=SerialNumber, type=string, value=OS
property name=Index, type=uint32, value=0x1
property name=PNPDeviceID, type=string, value=USBSTOR\DISK&VEN_SANDISK&PROD_EXTREMEPRO&REV_0001\AA010811151147340284&0
property name=SerialNumber, type=string, value=0146100cd