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The first electronic medical device to be made is the relay. It was invented in 1835 by John Henry, who was an American scientist.
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Four outstanding events Philo farnsworth had done?
first----->he invented the first electronic video camera tube. second--->from that he invented the first electronic television third----->he invented the fusor device. it is one of nuclear fusion device. fourth---->he contributed in the making of electron microscope
Who discovered the theramin device?
The theremin device was one of the first electronic music instruments. It was the first to be mass produced. It was invented by Lev Sergeyevich Termen.
What era was the calculator invented?
The first modern-style electronic calculator was invented in the 1960s. The first counting device, an abacus, was invented in Egypt in about 2000 BCE. The mechanical calculator was developed in the 17th century.
Where was the hearing aid invented?
If you mean "ear trumpets," a non-electronic device to amplify sound, they were invented around London in the 1600's. The first electronic hearing aid was made in Alabama around 1898.
What was the first use of electronic medical records?
The first use of electronic medical records was to document clinical encounters. This is one of the major reasons why electronic medical records were made. I
Who invented the first electronic?
a man
Who invented the first electronic scoreboard and where was it in invented?
glen whipple
Was the abc computer invented in 1942 or 1939?
Atanasoff Berry Computer ( ABC ) was the first electronic digital computer device conceived or invented in 1937-38 and was first demonstrated in October 1939 and was not successfully tested until 1942.
Who was the producer of first electronic television?
By 1935, Takayanagi had invented the first all-electronic television.
Who invented the first electronic caculator?
pascal
When the first computer was invented not a calculating device and who invented it?
first computer was invented by Chals Babeje. It invented in 1938
Who invented the first electronic fan?
schulyer wheeler
