In VB.NET puoi fare così:
VS2010 - Early-Late Binding in VB.NET + Excel
http://nuke.vbcorner.net/Projects/NET/VS2010EarlyLateBindinginVBNETExcel/tabid/111/language/en-US/Default.aspx
In VB.NET puoi fare così:
VS2010 - Early-Late Binding in VB.NET + Excel
http://nuke.vbcorner.net/Projects/NET/VS2010EarlyLateBindinginVBNETExcel/tabid/111/language/en-US/Default.aspx