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1. www.britannica.com › technology › telephoneTelephone | History, Definition, Invention, Uses, & Facts ...

   www.britannica.com › technology › telephone

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   4 days ago · A telephone is an instrument designed for the simultaneous transmission and reception of the human voice. Telephones are inexpensive and simple to operate, and they offer an immediate, personal type of communication. Billions of telephones are in use around the world.

2. en.wikipedia.org › wiki › History_of_the_telephoneHistory of the telephone - Wikipedia

   en.wikipedia.org › wiki › History_of_the_telephone

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   Shows Bell's second telephone transmitter (microphone), invented 1876 and first displayed at the Centennial Exposition, Philadelphia. This history of the telephone chronicles the development of the electrical telephone, and includes a brief overview of its predecessors.

3. www.practicallynetworked.com › history-of-the-cellHistory Of The Cell Phone (1973 to 2024) - Practically Networked

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   • 1973 – The Very First Cell Phone. Motorola developed the first portable cell phone in 1973. The hand-held device was shaped like a brick and weighed around 2.4 pounds.
   • 1983 – Motorola DynaTAC. It took Motorola another 10 years before they brought out the commercially available DynaTAC 8000X. The DynaTAC was the first cell phone made for consumers and the first of many early mobile phones to come out in the 80s.
   • 1985 – Siemens Mobiltelefon C1. The Siemens Mobiltelefon C1, which resembled a briefcase, was the company’s first mobile phone. You will probably think this is strange, but people used cell phones that looked like briefcases, as it was the only way to have enough charge when you were out and about town.
   • 1987 – Mobira Cityman 900 – The Very First Nokia. The Mobira Cityman 900, Nokia’s first mobile phone, was introduced in 1987. The phone was seen as pricey and only available to those of a higher status and weighed just 800g (28 oz) when the battery was included.

4. www.knowyourmobile.com › user-guides › which-phonesWhich Phone Lasts The Longest? The Biggest Brands Compared

   www.knowyourmobile.com › user-guides › which-phones

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   May 24, 2022 · If you buy a phone today, any phone from any brand, you should be able to use it for at least three years. This means, in an ideal world, you’d get three years’ worth of software updates and three years’ worth of security updates.

5. www.thoughtco.com › history-of-the-telephoneThe History of the Telephone and How It Was Invented - ThoughtCo

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   Sep 20, 2024 · Updated on September 20, 2024. In the 1870s, Elisha Gray and Alexander Graham Bell independently designed devices that could transmit speech electrically. Both men rushed their respective designs for these prototype telephones to the patent office within hours of each other.

   • Author: Mary Bellis

6. www.jointhecops.co.uk › how-long-can-the-policeLength of Time Police Can Hold Your Phone - Join The Cops

   www.jointhecops.co.uk › how-long-can-the-police

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   Jan 7, 2024 · Today, we dive into when exactly your phone can be rightfully seized by the UK police and just how long they can hold onto it. When police can take your phone. In order for a police officer to seize your phone, they must have either been granted a warrant to do so or after an official arrest.

7. People also ask

   How long should a phone last?

   • If you buy a phone today, any phone from any brand, you should be able to use it for at least three years. This means, in an ideal world, you’d get three years’ worth of software updates and three years’ worth of security updates. That is a reasonable ask if you’re going to be spending hundreds of dollars on something.

   Which Phone Lasts The Longest? The Biggest Brands Compared

   www.knowyourmobile.com/user-guides/which-phones-last-the-longest-apple-google-samsung-xiaomi-realme-vivo/

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   When was the first telephone invented?

   • Shows Bell's second telephone transmitter (microphone), invented 1876 and first displayed at the Centennial Exposition, Philadelphia. This history of the telephone chronicles the development of the electrical telephone, and includes a brief overview of its predecessors. The first telephone patent was granted to Alexander Graham Bell in 1869.

   History of the telephone - Wikipedia

   en.wikipedia.org/wiki/History_of_the_telephone

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   What is a telephone used for?

   • Telephone, an instrument designed for the simultaneous transmission and reception of the human voice. It has become the most widely used telecommunications device in the world, and billions of telephones are in use. This article describes the modern telephone’s components and traces its historical development.

   Telephone | History, Definition, Invention, Uses, & Facts | Britannica

   www.britannica.com/technology/telephone

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   What is the difference between a telephone and a telegraph?

   • The telegraph and telephone are both wire-based electrical systems. Alexander Graham Bell's success with the telephone came as a direct result of his attempts to improve the telegraph. When he began experimenting with electrical signals, the telegraph had been an established means of communication for some 30 years.

   The History of the Telephone and How It Was Invented - ThoughtCo

   www.thoughtco.com/history-of-the-telephone-alexander-graham-bell-1991380

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   How long can police hold your phone?

   • The length of time the police can hold your phone depends on many factors such as the severity and depth of the investigation. Often, once your phone arrives at the investigatory unit, the staff are likely investigating many other devices. With ongoing understaffing issues, it could take weeks or even months for your phone to be fully analysed.

   Length of Time Police Can Hold Your Phone - Join The Cops

   www.jointhecops.co.uk/how-long-can-the-police-hold-your-phone/

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   When was the first smartphone invented?

   • Many more years earlier than most people realise saw the debut of the first smartphone. The IBM Simon, which was introduced in 1994, is regarded as the first smartphone in history because it was the first gadget to include apps and a touchscreen.

   History Of The Cell Phone (1973 to 2024) - Practically Networked

   www.practicallynetworked.com/history-of-the-cell-phone/

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8. www.sciencemuseum.org.uk › objects-and-storiesAhoy! Alexander Graham Bell and the first telephone call

   www.sciencemuseum.org.uk › objects-and-stories

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   Oct 19, 2018 · On 10 March 1876, three days after the publication of his patent, Alexander Graham Bell made history with a peremptory instruction to his assistant Thomas Watson: Mr Watson, come here—I want to see you. Crackly and indistinct, but intelligible, the words were the first to be spoken over the telephone.