Charles P. Ginsburg

Born: 1920

Videotape recorder—After World War II audio tape recorders were run at very high speeds to record the very high frequency television signals. Ginsburg developed a new machine that ran much slower for television recording. It was first used by CBS TV in 1956. (1990)

Died: 1992

John GibbonThe National Inventors Hall of FameRobert Hutchings Goddard