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John Heven Emerson invented the ventilator
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When did john thurman invent the vacuum cleaner?
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Related questions
When was John Emerson born?
John Emerson was born in 1859.
Did John Emerson die?
Dr john Emerson died 1843
Where did John Emerson die?
Dr john Emerson died 1843
When did john Emerson die?
john Emerson died in 1832 he was a army Doctor
When was Emerson John Moore born?
Emerson John Moore was born in 1938.
When did Emerson John Moore die?
Emerson John Moore died in 1995.
When did John Haven Emerson die?
John Haven Emerson died in 1997.
When was John Haven Emerson born?
John Haven Emerson was born in 1906.
When was John Wesley Emerson born?
John Wesley Emerson was born on 1832-07-26.
When was John Emerson - filmmaker - born?
John Emerson - filmmaker - was born on 1874-05-29.
When did John Emerson - filmmaker - die?
John Emerson - filmmaker - died on 1956-03-07.
Who is John Emerson?
John B. Emerson is the Ambassador of the United States of America to the Republic of Kenya.
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