On the other hand, some sources claim that Samuel Morse received a patent issued by an Ottoman Sultan, Abdulmejid I, for the Morse code. patent – US1647A – for dot-dash telegraphy signals on June 20, 1840. Morse code was developed in the 1830s then improved in the 1840s by Morse's assistant, Alfred Lewis Vail. Morse is known to have invented Morse code. Morse code is a character-encoding scheme that allows operators to send messages using a series of electrical pulses represented as short or long pulses, dots, and dashes.
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