Motorola
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Motorola, Inc. was an American multinational telecommunications company based in Schaumburg, Illinois. It was founded by brothers Paul and Joseph Galvin in 1928 as Galvin Manufacturing Corporation and
Final headquarters in Schaumburg, Illinois (now under Motorola Solutions)
Motorola vacuum tube carton
Dr. Martin Cooper of Motorola made the first private handheld mobile phone call on a larger prototype model in 1973. This is a reenactment in 2007.
Form factor (mobile phones)
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The form factor of a mobile phone is its size, shape, and style, as well as the layout and position of its major components.
The Samsung Galaxy Z series are the foldable smartphones.
A Nokia E51, a typical bar phone
Sony Ericsson W800i, released 2005
Nokia 7600 in an unusual bar shape