This might help.
http://www.simple-talk.com/dotnet/visual-studio/build-and-deploy-a-.net-com-assembly/

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Phil Wilson
[MVP Windows Installer]
>I am trying to deploy a .Net 1.1 project using the VS2003 setup
> program. I need one assembly to be registered as a COM object via
> regasm. How does one go about doing that in the VS2003 setup program?
>
> Cartoper