I think it should be this:
VB Code:
  1. <ToolboxBitmap(GetType(Button), "C:\icon.bmp")> _
  2. Public Class Statusbar
  3.  
  4. 'or if you want then this
  5. <ToolboxBitmap(GetType(Button), "C:\icon.bmp")> Public Class Statusbar

Unless you a have a Toolbar Class as well.