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
Yes, Philo Farnsworth had three children with his wife Elma "Pem" Farnsworth: Russell, Kent, and Philo Farnsworth III.
Yes, Philo Farnsworth had four siblings: Agnes, Gertrude, Lincoln, and Elma. He was the eldest of the five children in the Farnsworth family.
Philo Farnsworth did not have any kids but he did have a wife named Pem.
There are many Olympic events, here are four:- Athletics, Rowing, Boxing, Swimming.
equestrian events
Four outstanding twentieth century playwrights were Tennessee Williams, Arthur Miller, Samuel Beckett, and Harold Pinter.
There are 16 simple events in the sample space of four puppies.
Carmelo Anthony
four
The four events are: short program, long program, freestyle, expedition.
The Constitutional Convention took place from May 14 to September 17, 1787, in Philadelphia, Pennsylvania. James Madison, Alexander Hamilton, John Rutledge and James Wilson were four of the most outstanding colonist in the constitutional convention.
field events and track events