A look back at old cell phones
PAR2004031124089
Credit: AFP/Getty Images
HANOVER, GERMANY: A worker cleans a billboard displaying an ad for a mobile phone company in preparation for Hanover's CeBIT 2004 computer and telecomunication technology fair, 11 March 2004. The fair, the largest of its kind in the world, opens from 18 to 24 March, and gathers some 6,400 exhibitors from over 60 countries. AFP PHOTO DDP/JOCHEN LUEBKE GERMANY OUT (Photo credit should read JOCHEN LUEBKE/AFP/Getty Images)
Other Slide Shows
Photos: Scottsdale nightlife, May Vol. 3
Phoenix police go to kindergarten graduation of fallen officer's daughter
Okla. tornado damage: Thousands of homes, $1.5-$2B
Medical examiner: 24 dead in Oklahoma twister
Arias asks jury for life term; deliberations begin
Photos of Tucson shooting scene show gun, knife
