What were Mac computers called before?

Well, Mac is part of Apple. Including the Power Mac, eMac and iMac, and the MacBook series, there have been less than ten products with only the 'Mac' abbreviated form of Macintosh.
Including all the various 'Macintosh' products such as Power Macintosh, Macintosh Centris, Macintosh Classic, Macintosh II, and Macintosh Portable, there are more than twenty products.