You may be asking, well if my website is no longer appearing in search engines based on the keywords… what IS it appearing based on? This is a great question and one worth exploring, because a good portion of your website visitors in the future will depend on it.
This is important because prior to 2013, if companies made their products and services visible to the web, it may have been by default. By putting the exact model number on a webpage, it was expected that search engine robots would "crawl." To find the product name and model.