Public Structure AbrProdukt
    Public Produkt As Produkte
    Public AnzZust As Integer
    Public AnzAbh As Integer
    Public anzNZust As Integer
    Public Detail As List(Of AbrTag)
  End Structure

 private iAbrProdukte
 Public ReadOnly Property KuAbr() As List(Of AbrProdukt)
    Get
      Return iAbrProdukte
    End Get
 End Property