TELECOMMUNICATIONS SYSTEMS
THE COMPONENTS OF A TELECOMMUNICATIONS SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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1875
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1876
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1877
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1878
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Detailed explanation-1: -It was at this time, 1876–1877, that a new invention called the telephone emerged. It is not easy to determine who the inventor was. Both Alexander Graham Bell and Elisha Gray submitted independent patent applications concerning telephones to the patent office in Washington on February 14, 1876.
Detailed explanation-2: -On 7 March 1876, Bell was granted US patent 174465A, for a method of transmitting speech by telegraphy-the telephone.
Detailed explanation-3: -On March 7, 1876, 29-year-old Alexander Graham Bell receives a patent for his revolutionary new invention: the telephone.
Detailed explanation-4: -In 1876, inventor Alexander Graham Bell patented the first phone: a bulky device with a curved mouthpiece and earpiece connected by wires. It looked much different than the iPhones of today.