Question

who founded mobile phone and helicopter????​

Answer 1

Answer:

Mobile phone founded by Martin Cooper

and

Helicopter founded by Igor Sikorsky

Answer 2

Explanation:

Martin Cooper

Motorola was the first company to produce a handheld mobile phone. On April 3, 1973, Martin Cooper, a Motorola researcher and executive, made the first mobile telephone call from handheld subscriber equipment, placing a call to Dr. Joel S. Engel of Bell Labs, his rival.

mobile phone