PropertyTypeName: PtypFloatingTime
PropertyTypeValue: $0007
PropertyTypeSpecification: 8 bytes; a 64-bit floating point number in which the whole number part
represents the number of days since December 30, 1899, and the fractional
part represents the fraction of a day since midnight
[MS-DTYP]: DOUBLE
[MS-OAUT]: DATE
MAPIAlternateNames: PT_APPTIME