An external mirror includes an indicator light and a case with a protruding portion whose outer face is arranged more outside than an outer face of the indicator light. Even when the external mirror hits or bumps against an obstacle, the protruding portion is the first and likely only portion which hits...http://www.google.es/patents/US7448781?utm_source=gb-gplus-sharePatente US7448781 - External mirror having indicator light
