How to unregister a VisualAPL .Net assembly exposed as COM
The RegAsm tool can be use to register/unregister .Net assemblies expose to COM.
To unregister an assembly:
RegAsm assemblyFile /unregister
Full documentation on the RegAsm tool can be found here: http://msdn2.microsoft.com/en-us/library/tzat5yw6(vs.80).aspx