First make admin install point:
msiexec.exe /a "D:\AutoGraph 3.msi" (assuming D: is CDROM)
Then to silently install:
msiexec.exe /i "<unc to admin install point created above>\Autograph 3.msi" /qb INSTALLLEVEL=101 ALLUSERS=1 USERNAME="Name Here" COMPANYNAME="Company Name Here" PIDKEY="Enter PID Here" /q
Omit USERNAME and COMPANYNAME to inherit RegisteredOwner & RegisteredOrganization from Windows.
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