First handheld portable telephone was demonstrated
On April 3, 1973, the first handheld portable telephone was demonstrated for reporters on a New York City street corner as Motorola executive Martin Cooper called Joel S. Engel of Bell Labs.
On April 3, 1973, the first handheld portable telephone was demonstrated for reporters on a New York City street corner as Motorola executive Martin Cooper called Joel S. Engel of Bell Labs.
On April 3, 1973, the first handheld portable telephone was demonstrated for reporters on a New York City street corner as Motorola executive Martin Cooper called Joel S. Engel of Bell Labs.
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First handheld portable telephone was demonstrated
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