Title:
Apparatus for producing artificial respiration
United States Patent 2169784
Inventors:
Niels, Andersen Anders Christia
Publication Date:
08/15/1939
Export Citation:
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Assignee:
Niels, Andersen Anders Christia
Primary Class:
601/44
International Classes:
A61H31/00; A61H23/04; A61H31/00; A61H23/04
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