A freshener device for air for use in a refrigerator or freezer compartment for replacing an unwanted odor with a food or fruit-like scent. A process therefor is also provided. The device includes a perforated front plate and a perforated rear plate and a peripheral plate enclosing a chamber containing...http://www.google.com/patents/US5062272?utm_source=gb-gplus-sharePatent US5062272 - Refrigerator or freezer freshening device and process
