When Did Bell Find The Instrument Of Telephone Unintentionally

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When Did Bell Find The Instrument Of Telephone Unintentionally. The date was February 14 1876. Competition was so tight that on the same day that Bell presented his patent application in the Washington patent office on February 14th 1876 another person did the same.

The History Of The Telephone With 50 Examples Of Old Phones Including Early Rotary Dial Models Click Americana
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Bells First Telephone Summary Bell examining the instrument over which he spoke the first sentence by telephone. The Bell System was the system of companies led by the Bell Telephone Company and later by ATT that dominated the telephone services industry in North America for 100 years from its creation in 1877 until its antitrust breakup in 1983. Watson come here I want to see you he could already envision a great national telephone system.

On March 10th 1876 when Alexander Graham Bell spoke into the transmitting instrument Mr.

The Bell Telephone Company was started on the basis of holding potentially valuable patents principally Bells master telephone. In fact it had a monopoly on phone service even then. One of two telephones used by Alexander Graham Bell in a demonstration that took place between Boston and Salem Massachusetts on November 26 1876. Critical features are the iron diaphragm seen as a black circular disc mounted on the vertical wooden support two electromagnets seen in white facing the diaphragm and a horseshoe permanent magnet lying horizontal pressed.