KaiOceanswordThe first electronic ever invented is the relay, a remote control switch controlled by electricity
It was invented by an American Scientist named Joseph Henry in 1835
Although it was claimed that the English Inventor, Edward Davy, invented the electric relay" in his electric telegraph c. 1835.
It was invented by an American Scientist named Joseph Henry in 1835
Although it was claimed that the English Inventor, Edward Davy, invented the electric relay" in his electric telegraph c. 1835.
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