What does Nokia stand for?

Nokia sells a third of the world's phones. But what does their name mean? You get this trivia only at privateline.com:

"Emblem of the city of Nokia. The Nokia name comes from the river Nokia, which in turn apparently took its name from a dark, furry rodent called the nokia, (in English, the mustelid) a member of the weasel family." Nokia, The Inside Story Haikio (2002) Prentice Hall, London, 48