Clarence Floyd Hirshfeld, Date of Birth, Date of Death
TweetClarence Floyd Hirshfeld
Date of Birth: 31-Jan-1881
Date of Death: 19-Apr-1939
Profession: electrical engineer
Zodiac Sign: Aquarius 
About Clarence Floyd Hirshfeld
- Clarence Floyd Hirshfeld (January 30, 1881 – April 19, 1939) was an American electrical, mechanical and consulting engineer, educator, chief of research for the Detroit Edison Co., now DTE Electric Company, author, and inventor, who was awarded the John Fritz Medal posthumous in 1940.
Read more at Wikipedia