Bell Memorial invention of the telephone in Brantford and to name Bell as its inventor. What was highly unusual in this instance was the building of an important monument to a living person, an event usually conducted only for imperial leaders. The duality of the monument with its dedication to both the inventor and to his invention, with its emphasis on the latter, likely persuaded Alexander Graham Bell, normally modest, to accept the invitation to its public unveiling. The association was organized with the support of George, Prince of Wales (later King George V), Viceroy of India and former Governor-General of Canada
Alexander Graham Bell 1876, Bell focused on improving the electromagnetic telephone and never used Gray's liquid transmitter in public demonstrations or commercial use. The question of priority for the variable resistance feature of the telephone was raised by the examiner before he approved Bell's patent application. He told Bell that his claim for the variable resistance feature was also described in Gray's caveat. Bell pointed to a variable resistance device in Bell's previous application in which Bell described a cup of mercury, not water. Bell had filed the mercury application at the patent office a year earlier on February 25, 1875, long before