You may also have to do some article searching in order to find information on a particular product or product line. Additionally, you can also find some of this information on company websites.
Try these techniques in the recommended databases when searching for product information - if the data is there, you'll probably find it. These are just a few suggested techniques that can be applied to most of the suggested databases. You may have to try other options as well, so be prepared to do some creative searching.