. . . . . . . . . . . . . . . . . . . "John Haven Emerson (February 5, 1906 \u2013 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."@en . . . . . . . . . . . . "John Haven Emerson"@en . . . . . . . . . . . . . . . "7297586"^^ . . . . . . "John Haven Emerson (February 5, 1906 \u2013 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."@en . . . "5847"^^ . . . . . . . . "1106558557"^^ . . . . .