public class ContactParam : IValidation, 
	ISIPMessagePart, ISIPCloneable<ContactParam>

Public Class ContactParam
	Implements IValidation, ISIPMessagePart, ISIPCloneable(Of ContactParam)

public ref class ContactParam : IValidation, 
	ISIPMessagePart, ISIPCloneable<ContactParam^>

type ContactParam =  
    class
        interface IValidation
        interface ISIPMessagePart
        interface ISIPCloneable<ContactParam>
    end