cellphone By 2011932 Jan 3, 1947 cells for mobile phone Dec 3, 1979 frist cellular network Aug 6, 1982 nokia's 1st mobile phone Jun 28, 1984 bell labs invent "handoff" Jul 5, 1990 2 g technology Sep 6, 1993 intro. text messaging Jun 6, 1995 1st text messaging Jan 16, 1999 intro. of blackberry Nov 3, 2004 cellphone recycle Jul 12, 2005 music cell phone Period: Nov 3, 2011 to Nov 4, 2011 cellphone timeline
