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Who invented Mobile phones ?
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A
Dr. Martin Cooper
💡 Explanation:
Dr. Martin Cooper is credited with inventing the first handheld mobile phone while working at Motorola in 1973. He made the first public call on a handheld mobile phone on April 3, 1973. Thomas Savery was an inventor who worked on steam engines, Joel Engel worked at Bell Labs, and Dr. Salvo Ericson is not a documented historical figure.