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Telephone invention essay
plucked to free it causing a sharp twang. In 1973, the first portable cell phone call was made by Martin Cooper of Motorola to his rival Joel Engel at Bell Labs. And Bacons vision bore fruition in England in 1729 when chemist, Stephen Gray, transmitted electricity over a wire, sending charges nearly 300 feet over brass wire and moistened thread. Bell was not alone: there were many interested in improving telegraphy for which there was a ready market. The next task would be getting people to use the telephone. When their achievement was publicized, the general sentiment that prevailed was: Who needs a telephone? Retrieved from p?vref1 Reference Copied to Clipboard. When someone spoke into the device, the ears membrane would vibrate which would in turn move a e lever wrote a wavelike pattern of the speech on smoked glass. He even had the foresight to have the patent paper work already done days before his invention was working.
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Next day, full of high hopes, they constructed a model which was called the Gallows telephone owing to its distinct shape. Next year, he penned a telephone patent application, though he had not succeeded in making a workable device Fortunately for Bell, existing laws did not stipulate that the application also include a working model with the patent application. But Bell and Watsons euphoria was short lived. Some scholars believe, Bell was shown Grays caveat and allowed to change his application. The mankinds endeavour to transmit voice using electrical signals gathered momentum almost immediately. Just go and take a look in the Best Buy sales ad and you can find a good V-tech telephone for.00. On February 21, 1878, the worlds first telephone directory was published- a single paper which contained only fifty names. In a famous experiment at his classroom at the University of Copenhagen, Christian put a compass under a live electric wire. Later, Bell recognized the potential of his idea he spoke with his future. The buzz word in those days was multiple telegraphy. Since its invention in 1876, the telephone evolved along with the technology of the time.