Facts about Harold Stephen Black

Occup.	Inventor
From	USA
Born	April 14, 1898
Died	December 11, 1983
Aged	85 years

Summary

Harold Stephen Black was a famous Inventor from USA, who lived between April 14, 1898 and December 11, 1983. He/she became 85 years old.

Our collection contains 2 quotes who is written / told by Harold.

2 Famous quotes by Harold Stephen Black

"The answer scrawled on a blank page in a daily newspaper, was conceived whilst aboard a ferry"

"Negative feedback effected amplifier performance significantly"