Public Property TimePeriod() As IAgChTimePeriodBase

public IAgChTimePeriodBase TimePeriod {get;}

public: __property IAgChTimePeriodBase^ get_TimePeriod();

public: HRESULT get_TimePeriod(
   IAgChTimePeriodBase ** ppRetVal
);

public IAgChTimePeriodBase getTimePeriod();