bn:03596876n
Noun Named Entity
Categories: 1906 births, 1997 deaths, People from New York City, 20th-century American inventors
EN
John Haven Emerson  Jack Emerson  Jack Haven Emerson  John H. Emerson  John H Emerson
EN
John Haven Emerson was an American inventor of biomedical devices, specializing in respiratory equipment. Wikipedia
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EN
John Haven Emerson was an American inventor of biomedical devices, specializing in respiratory equipment. Wikipedia
American inventor of biomedical devices Wikipedia Disambiguation
American inventor Wikidata
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