NATS 1775 Lecture Notes - Lecture 13: Theodore Newton Vail, Wireless Telegraphy, Patent Infringement
26 Apr 2015
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Alexander graham bell patented his invention in 1876. Recent scholars suggest real inventor of telephone was italian named antonio. Bell company later called at&t; victorious monopoly settles disputes; gave wu financial compensation for its loss of business: competition in the telephone industry (short-lived) Theodore vail: manager of at&t tries different tactic: buys out competition and move out of territories where it was losing business. At&t also uses its existing patents on telephone exchanges that prevents others from building similar networks and refuses to connect local rival systems as a way of dominating long distance market. In addition, at&t also starts to focus heavily on in-house research for new innovations which they could then patent. Idea of voice visiting ; shift to focus on conversational usage: changes in telephone usage. Morse code: electrical pulses used to send combinations of dots and dashes, each of which corresponds to letter of alphabet. Telegraph was a wired system (like landline telephones)
