public class Pair<T1, T2> : Cloenable<Pair<T1, T2>>, 
	IPair<T1, T2>

Public Class Pair(Of T1, T2) _
	Inherits Cloenable(Of Pair(Of T1, T2)) _
	Implements IPair(Of T1, T2)

generic<typename T1, typename T2>
public ref class Pair : public Cloenable<Pair<T1, T2>^>, 
	IPair<T1, T2>

type Pair<'T1, 'T2> =  
    class
        inherit Cloenable<Pair<'T1, 'T2>>
        interface IPair<'T1, 'T2>
    end

JScript does not support generic types or methods.