A mirror structure, for use as a rear view mirror, is shown as having a main viewing mirror portion and an auxiliary viewing mirror portion; when the mirror structure is adjusted so that a selected reference portion, of the vehicle which carries the mirror structure, is seen in the auxiliary viewing...http://www.google.es/patents/US5033835?utm_source=gb-gplus-sharePatente US5033835 - Remote control mirror with angular viewing adjustments
Remote control mirror with angular viewing adjustments