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FET means: Field Effect Translator. It was first patent by Julius Edger Lilienfeld, in 1925 and Oskar Heil in 1934.

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The amazing Elektro starred in the World Fair as the World's first robot. He could smoke, and tell jokes.

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This amazing robot was made by an idea from Edmund Berkeley. This robot acts just like a squirrel.

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The Centibots were created by an amazing network called DARPA. DARPA also created nanobots.

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Siri is made on your phones and could help you with anything on technology. It is a voice activated robot. We use siri almost everyday and you could change the language and accents of Siri. You could also change the type of voice. Like a male or female voice.