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Tracheotomy instrument
United States Patent 2991787
US Patent References:
Tracheal tube assembly and tracheal plug
- - 2786469
Inventors:
Hunter, Shelden C.
Goodwin, Walter H.
Kindred, Bob A.
Publication Date:
07/11/1961
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Download PDF 2991787
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Assignee:
SIERRA ENG CO
Primary Class:
128/207.170
Other Classes:
D24/110, 128/207.290
International Classes:
A61M16/04
Foreign References:
AT146305B