They are saved in the Powerlogic.ini and powerpcb.ini files
Located in: C:\MentorGraphics\[version]PADS\SDD_HOME\Programs\
Look for the [Logic_Family_List] section.
Hi and Thanks!
There it is, now I remember that part, too bad this isn't described in the Users Guide, and that there is alot of different settings files scattered all over the installation.