Trehan Mobile Care - The first handheld mobile cell phone was demonstrated by Motorola in 1973. The first commercial automated cellular network was launched in Japan by NTT in 1979. In 1981,
COMMUNICATIONS :: COMMUNICATIONS :: COMMUNICATION BY TELEPHONE :: PORTABLE CELLULAR TELEPHONE image - Visual Dictionary Online
Motorola StarTAC mobile phone, 1997. | Science Museum Group Collection
History of mobile phones | What was the first mobile phone?
First-ever mobile phone call made 50 years ago today
History of mobile phones | What was the first mobile phone?
History of mobile phones | What was the first mobile phone?
Telephone - Wikipedia
Smartphone | Camera, Battery Life & Storage | Britannica
What is a Cell Phone?
5 Ways a Mobile Phone Can Save Your Life — REAL First Aid
Schematic Diagram of a Cellular Telephone System. | Download Scientific Diagram
Evolution of the Mobile Phone | Telecommunication systems, Old cell phones, Mobile phone
History of mobile phones | What was the first mobile phone?
Expenditures on cellular phone services have increased significantly since 2007 : Beyond the Numbers: U.S. Bureau of Labor Statistics