[SerializableAttribute]
public class FdfQueryableList<T> : List<T>, 
	IFdfQueryable
where T : IFdfQueryable

<SerializableAttribute>
Public Class FdfQueryableList(Of T As IFdfQueryable)
	Inherits List(Of T)
	Implements IFdfQueryable

[SerializableAttribute]
generic<typename T>
where T : IFdfQueryable
public ref class FdfQueryableList : public List<T>, 
	IFdfQueryable

[<SerializableAttribute>]
type FdfQueryableList<'T when 'T : IFdfQueryable> =  
    class
        inherit List<'T>
        interface IFdfQueryable
    end