Public Function BeginGetMapUri( _
   ByVal request As MapUriRequest, _
   ByVal callback As AsyncCallback, _
   ByVal asyncState As Object _
) As IAsyncResult

Dim instance As BasicHttpBinding_IImageryService
Dim request As MapUriRequest
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginGetMapUri(request, callback, asyncState)

public IAsyncResult BeginGetMapUri( 
   MapUriRequest request,
   AsyncCallback callback,
   object asyncState
)