Question

 When were cell phones invented&who were they made by?

Answer Martin Cooper invented the cell phone in 1973, and Motorola was its maker. The phone was much bigger and heavier than today's models. Called the DynaTAC, the phone did not go one sale until 10 year... Read More »
http://www.answerbag.com/q_view/2261210

Top Q&A For: When were cell phones invented&who were they ma...

When were chalkboards invented?

The first chalkboard, or blackboard, was created and by James Pillans of Edinburgh, Scotland before 1801. He was the headmaster of Old High School and credited with first using the black slate boar... Read More »
http://www.answerbag.com/q_view/1912774

When were tasers invented?

Scientist Jack Cover developed the Taser in 1974. The Taser, short for Thomas A. Swift's Electric Rifle, was available to the public in 1976. Cover was previously associated with the Apollo Moon La... Read More »
http://www.answerbag.com/q_view/1908383

When were bandaids invented?

The Band-Aid was invented in 1920 by Earle Dickson, an employee of Johnson & Johnson.
http://wiki.answers.com/Q/When_were_bandaids_invented

When were intercoms invented?

In the 1850s French inventor/magician Jean Eugene Robert-Houdin developed the first intercom-like device for use in his home. In 1894 the first patent for an office intercom system, the Kellogg Int... Read More »
http://www.answerbag.com/q_view/2227183


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