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8 de mai. de 2024 · Overview. Elisha Gray. (1835—1901) Quick Reference. (1835–1901) US inventor. He patented the self-adjusting telegraph relay, the telegraphic repeater and the type-printing telegraph. He claimed priority as the inventor of the telephone, but Alexander Graham Bell's patent rights were upheld by the US Supreme Court. [...]
23 de mai. de 2024 · That inventor was Elisha Gray, a former physics professor at Oberlin College. Barton thought of future growth in electrical apparatus potential for the company and shared a common enthusiasm with the inventor, who was interested in leading a manufacturing plant capable of long-term developments.
27 de mai. de 2024 · Elisha Gray y la controversia de la patente Elisha Gray , fue un ingeniero e inventor estadounidense, conocido principalmente por su trabajo en la transmisión de sonidos musicales a través de una línea telegráfica, lo que le llevó a interesarse por la transmisión de la voz humana.
11 de mai. de 2024 · Quem inventou o telefone? Alexander Graham Bell seria a resposta mais comum. Mas não é tão simples assim. Na verdade, o engenheiro americano Elisha Gray fez um pedido de patente do telefone no mesmo escritório e no mesmo dia que Bell – e algumas horas antes.
Há 1 dia · Meanwhile, Elisha Gray was also experimenting with acoustic telegraphy and thought of a way to transmit speech using a water transmitter. On February 14, 1876, Gray filed a caveat with the U.S. Patent Office for a telephone design that used a water transmitter.
Há 6 dias · Alexander Graham Bell's sketch of a telephone. He filed the patent for his telephone at the U.S. Patent Office on February 14, 1876—just two hours before a rival, Elisha Gray, filed a declaration of intent to file a patent for a similar device. (more)
26 de mai. de 2024 · Western Electric, an upstart electrical equipment manufacturer (the brainchild of Elisha Gray and Enos Barton, an entrepreneur) began supplying equipment in 1869, ultimately to Western Union and Morse Telegraph.
