They wrote to each other by mail.
Pay Phones
The answer is a string and two cans.
The person who invented the concept of predictive text that is used in mobile phones is Kondraske in 1985. He was the person who came up with the idea and put it to work as you see in the cell phones we used today in life.
cell phones were invented in the 20th century around the 80s. they were big and bulky people didn't start really using them until the 90s. Since then cell phones have been very well updated and made smaller with more memory and a camera.
Rugged cell phones are cell phones that are durable and can withstand accidents such as being dropped and handled roughly better than most normal cell phones can.
Cell phones use radio waves for communication.
Do you mean 'When were the first cell phones sold?' If so, the answer is in the mid 1980s.
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They are used for stuff.
cell phones are mainly used for communicating such as txting, calling and etc...and for entertainment as well and also for emergencies
There are many more than two types of cell phones used worldwide.
form_title= Used Cell Phones form_header= Purchase a used cell phone. What type of cell phone do you want?*= _ [50] Do you have a service provider?*= () Yes () No Do you want a smart phone?*= () Yes () No