How to Pronounce John Haven Emerson
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Feb 05, 1906 Died on 04 Feb 1997 (aged 90)
American inventor
AquariusJohn Haven Emerson - Place of Birth, Date of Birth, Age, Wiki, Facts, Net Worth, Birthday, Biography and Family
John Haven Emerson, Date of Birth, Place of Birth, Family, Facts, Age, Net Worth, Biography and More in FamedBorn.com
About John Haven Emerson
- John Haven "Jack" Emerson (February 5, 1906 – February 4, 1997) was an American inventor of biomedical devices, specializing in respiratory equipment.
- He is perhaps best remembered for his work in improving the iron lung.
