History, asked by bharatichetna30, 4 months ago

history of cellphones

Answers

Answered by rajeevjha005

1

Explanation:

The first handheld cellular mobile phone was demonstrated by John F. Mitchell and Martin Cooper of Motorola in 1973, using a handset weighing 2 kilograms (4.4 lb). The first commercial automated cellular network (1G) analog was launched in Japan by Nippon Telegraph and Telephone in 1979.

hope it helps✌✌

Previous Question

Next Question

Similar questions

Math, 2 months ago

what number is -4 more than 3...

Accountancy, 2 months ago

The upper limit beyond which the quantity of any item is not normally allowed to rise is known as …….. * a) Minimum Stock Level b) Maximum Stock Level c) Reorder Quantity d) Economic Order Quantity...

English, 2 months ago

Rewrite these sentences in the passive form :- 1. The school is providing free education to the needy students. 2. Kohli will lead the cricket team in the next series. 3. We consider him an example of discipline and hard work. 4. This magazine offers discounts to their subscribers. 5. Leave the room. 6. They are constructing a new hotel near the highway. 7. Do you accept credit card? 8. Mrs. Roy...

English, 4 months ago

find jumble word to make a meaningful sentences good /achieved /in/marks/she /maths...

English, 4 months ago

which line indicate imagery in the poem (The old women ) by joseph campbell...

English, 9 months ago

What is the meaning of share in english dictionary?

Environmental Sciences, 9 months ago

What is the percentage of freshwater on the earth?

English, 9 months ago

What is the poet views about the end of the world?