Other new technology ideas we introduced included the first pocket hand held computers, the shiny aluminum Razor Scooter for kids, the first automobile radar detectors, the first electronic toothbrushes, and many others.

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The iPhone, along with some competitors like the BlackBerry, are really hand-held computers that happen to make voice calls.

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As microprocessors become more powerful, mobile phones are changing into hand-held computers.

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These little wonders come in two basic flavors, palm-size machines with the dimensions of a small stack of index cards and hand-held computers roughly the size of an extra-long paperback.

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