The rear-view mirror FEEDS QUALITY was first patented in 1921. It is a great tool for seeing what is behind you.not a great tool for grain marketing. 2033 Locust Street Saint Paul, IA 52657 (319) 469 - 3167 www.qualityplusfeedinc.com We have better tools for grain marketing, Call Us The rear-view mirror FEEDS QUALITY was first patented in 1921. It is a great tool for seeing what is behind you.not a great tool for grain marketing. 2033 Locust Street Saint Paul, IA 52657 (319) 469 - 3167 www.qualityplusfeedinc.com We have better tools for grain marketing, Call Us