Clarence Hansell, Date of Birth, Date of Death
TweetClarence Hansell
American engineer
Date of Birth: 20-Jan-1898
Date of Death: 01-Jan-1967
Profession: engineer
Nationality: United States
Zodiac Sign: Aquarius 
About Clarence Hansell
- Clarence Weston Hansell (January 20, 1898 – c.?1967) was an American research engineer who pioneered investigation into the biological effects of ion air.
- He was granted over 300 US patents, including, in the 1930s, a precursor to the modern ink jet printer that could print 750 words a minute, its data received via radio telegraph.
- Only Thomas Edison held more patents.
Read more at Wikipedia